Biodiversity Data Journal : Data Paper (Biosciences)
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Data Paper (Biosciences)
Literature-based occurrences data of marine species in Venezuela
expand article infoAna Carolina Peralta Brichtova, Joxmer Scott-Frías§, Carlos Carmona-Suarez|, Carmen Teresa Rodriguez, Jeannette Perez-Benítez#, Adriana Lopez-Ordaz¤, Brightdoom Marquez-Rojas«, Carlos Lira», Santiago Gómez Acevedo˄, Yusneyi Carballo Barrera˅, Bladimir Rodríguez¦, Francoise Cavada-Blancoˀ, José Ramón Delgadoˀ, Eduardo Kleinˁ
‡ INTECMAR, Caribbean OBIS, Fundación Caribe Sur, Caracas, Venezuela
§ Línea de Investigación del Plancton, Instituto de Zoología y Ecología Tropical, Universidad Central de Venezuela, Caracas, Venezuela
| IVIC, Caracas, Venezuela
¶ BioMaC, Universidad de Carabobo, Valencia, Venezuela
# Instituto de Zoología y Ecología Tropical, Universidad Central de Venezuela, Caribbean OBIS, Caracas, Venezuela
¤ Universidad Simón Bolívar - INTECMAR, Caracas, Venezuela
« Universidad de Oriente - IOV, Cumana, Venezuela
» Universidad de Oriente - ECAM, Boca del Río, Venezuela
˄ Instituto de Biología Experimental, Universidad Central de Venezuela, Caracas, Venezuela
˅ Centro de Enseñanza Asistida por Computador (CENEAC), Escuela de Computación, Universidad Central de Venezuela, Caracas, Venezuela
¦ Fundación Museo del Mar, Boca del Río, Venezuela
ˀ Fundación Caribe Sur, Caracas, Venezuela
ˁ Universidad Simon Bolivar, Caribbean OBIS, Caracas, Venezuela
Open Access

Abstract

Background

Venezuela has suffered a severe academic and research management crisis and funding opportunities for marine research and data management have been practically absent. This has worsened over the past five years and, as a result, libraries and other institutional spaces have been repeatedly vandalised, with hundreds of records, specimens and historical data stolen, destroyed or burned. To avoid the loss of irreplaceable data on Venezuelan biodiversity, an initiative was promoted, aimed at digitising information to create a rich dataset of biodiversity records, with emphasis on marine protected areas for the country, as well as to fill gaps in the distribution and status of marine biodiversity in Venezuela. Nighteen (19) institutions in the country focusing on marine science have consistently produced a wealth of information about Venezuela’s marine biodiversity in the form of specimen collections, unpublished sampled data and research theses through the work of hundreds of researchers and students. An inventory of available data sources at these national institutions was conducted under the National Biodiversity Data Mobilization Grant and the Biodiversity Information for Development Program, together with the Global Biodiversity Information Facility (GBIF) support. All recovered and processed datasets were published in the Ocean Biodiversity Information System (OBIS) and the Global Biodiversity Information Facility (GBIF) repositories.

New information

This occurrences data collection represents a major contribution to the marine biodiversity inventory in Venezuela. It is based on numerous published papers, reports, books and checklists provided by experts, covering a broad taxonomic collection from which we obtained species occurrences (present and absent), organised into 59 datasets containing 40,881 records. This represents a 28.49% contribution to the records of the Venezuelan marine biodiversity reported to the OBIS (143,513 records in the OBIS until November 2022). The extracted data showed 3,041 marine species, with representatives of each of the six kingdoms: Animalia, Chromista, Bacteria, Plantae, Fungi and Protozoa. The datasets provide information on occurrence since 1822, extending the temporal coverage of the species occurrence inventory for Venezuela, which was established in 1879 before this project. The number of records for Venezuela increased by 41.3% compared with the data available before the project. Most of the occurrences (63.47%) were registered in Marine Protected Areas. Data collection included records of non-native species, descriptions of new species and species listed under different IUCN categories.

Keywords

occurrence data, marine species, biodiversity, data digitisation, Animalia, Chromista, Bacteria, Plantae, Fungi, Protozoa, OBIS, GBIF, Venezuela, southern Caribbean.

Introduction

Venezuela is amongst the top ten countries with the greatest biodiversity in the world (Aguilera et al. 2003, Grande 2018). However, due to the enormous impact of human activities, such as tourism, overexploitation of marine resources, physical alteration and pollution, marine environments are at great risk and their biodiversity is highly threatened (Miloslavich et al. 2003). Coastal area management involves assessing changes in the distribution and abundance of coastal and marine species. However, the Venezuelan Integrated Plan for Coastal Management (Plan de Ordenamiento y Gestión Integral de Zonas Costeras) reveals a lack of information related to biodiversity attributes and indicators, which forms the basis for projecting risks and identifying actions to reduce coastal vulnerability (Minamb 2013, Peralta Brichtova 2021). On the other hand, Venezuela is suffering a severe academic and research management crisis and funding opportunities for marine research and data management have been practically absent (Requena 2003, Requena 2012, Bull and Rosales 2020, Van Roekel and De Theije 2020, Garcia Zea 2020, Requena 2021). This has worsened over the past five years and, as a result, libraries and other institutional spaces have been repeatedly vandalised with hundreds of records, specimens and historical data stolen, destroyed or burned. To preserve the information that will serve assessments, planning and management, an initiative for mobilising marine data was promoted by Fundación Caribe Sur. Through the “Rescuing the knowledge base of Venezuela’s marine biodiversity” project supported by the Global Biodiversity Information Facility (GBIF) and funded by the European Union via the Biodiversity Information for Development Programme-BID, the project managed to identify and digitise the Venezuelan marine biodiversity data found in articles and grey literature stored in many national academic institutions. This article summarises the rescued dataset collections derived from this project, which are hosted in the Ocean Biodiversity Information System (OBIS) and GBIF to date. The resulting data collection is composed of 59 datasets (occurrence and sampling events) with 40,881 records of marine organisms from a broad range of taxonomic categories registered within the Venezuelan maritime area, including some of its islands (Table 1).

Table 1.

Data collection from Venezuela used in the compilation, including number of records and references from OBIS/GBIF.

Partial dataset

Dataset title

No. records

Resource type

Resource citation

1

Benthic macroalgae from the coasts of Venezuela 1822-2021

10,438

Occurrence

Gómez Acevedo and Carballo Barrera (2022)

2

Zooplankton of Morrocoy National Park 2000-2002

8,066

Sampling event

Zoppi de Roa et al. (2022)

3

Diversidad de Foraminiferos en Venezuela

4,506

Occurrence

Carvajal-Chitty (2022)

4

Records of the vertical distribution of planktonic copepods in the Southern Caribbean

2,268

Sampling event

Cervigón and Scott-Frías (2022)

5

Spatial and temporal characterisation of zooplankton in Los Roques Archipelago (Venezuela)

1,824

Sampling event

Casanova et al. (2022)

6

Esponjas asociadas a raíces de Rhizophora mangle del Parque Nacional Morrocoy

1,414

Sampling event

Pérez (2022)

7

IOV - Distribución espacial y temporal del fitoplancton en el Golfo de Cariaco

1,144

Sampling event

Calvo-Trujillo et al. (2022)

8

Biodiversidad Marina del Parque Nacional Laguna de La Restinga

1,019

Occurrence

Lira (2022e)

9

Marine Fishes from Archipielago los Roques, Venezuela

861

Occurrence

Rodriguez et al. (2022)

10

Megabenthos biodiversity of the northwest coast of Paraguana Peninsula (Venezuela)

807

Sampling event

Lopez (2022)

11

IOV Fitoplancton del Saco del Golfo de Cariaco, Venezuela

739

Sampling event

Márquez-Rojas et al. (2022a)

12

Biodiversidad de Moluscos de la isla de Margarita

647

Occurrence

Lira (2022f)

13

Macroalgas del Parque Nacional Laguna de La Restinga, isla de Margarita, Venezuela

613

Sampling event

Lira (2022d)

14

Peces asociados a los arrecifes Coralinos del Parque Nacional Morrocoy, Venezuela

608

Sampling event

Rodriguez-Quintal et al. (2022b)

15

Peces de las lagunas costeras de Isla Margarita, Venezuela

475

Sampling event

Lira (2022c)

16

IOV Copépodos del Golfo de Cariaco, Venezuela

447

Sampling event

Marquez et al. (2022a)

17

Poliquetos criptobentonicos en Orbicella annularis en arrecifes coralinos del PNA de Los Roques Venezuela

386

Sampling event

Rodriguez Fernandez et al. (2022)

18

Poliquetos fondos arenosos de Arrecifes de Coral en el PN Archipiélago de Los Roques, Venezuela

382

Sampling event

Diaz-Diaz et al. (2022)

19

IOV-UDO-ZOOPLANCTON-PLAYA COLORADA

371

Sampling event

Marquez et al. (2022b)

20

Peces asociados a raíces de manglar en el PN Morrocoy, Venezuela

279

Sampling event

López (2022)

21

Crustaceos decapodos asociados a Stichodactyla helianthus Isla Larga, Carabobo, Venezuela

263

Sampling event

Mariño et al. (2022)

22

Algunos Copépodos de la Fachada Atlántica de Venezuela

255

Sampling event

Camisotti and Pérez (2022)

23

Corales escleractínidos de La Orchila, Venezuela, 1976

207

Sampling event

Pérez and Urich (2022)

24

Demospongias de la Laguna La Restinga, Venezuela

199

Sampling event

Lira (2022a)

25

Componentes biológicos estudiados en el área de influencia del tramo D, poliducto SUFAZ. La primera fase del Plan de Monitoreo y Seguimiento en el marco del proyecto SUFAZ

197

Occurrence

Peralta Brichtova (2022)

26

Peces asociados a una pradera de fanerógamas marinas en el PN Archipiélago Los Roques

196

Sampling event

López et al. (2022)

27

Macroalgas del área de influencia del terminal marino de la empresa Salinera Sacosal, Araya, Estado Sucre, Venezuela

179

Sampling event

Barrios-Montilla (2022a)

28

Diversity, abundance and other ecological features of littoral brachyuran crabs from Falcon State, Venezuela

168

Sampling event

Carmona-Suarez (2022b)

29

Marine Invasive Species of Venezuela

158

Occurrence

Gonzalez (2022)

30

Peces de arrecifes coralinos de Isla Larga y Alcatraz, PN San Esteban, Venezuela

154

Sampling event

Rodríguez-Quintal et al. (2022)

31

Distribución espacial y abundancia de la Familia Corycaeidae Dana, 1852 (Copepoda: Cyclopoida) en el Golfo de Cariaco, Venezuela

149

Sampling event

Márquez-Rojas et al. (2022b)

32

Abundancia y distribución de los Branchiopoda (cladóceros) marinos del Parque Nacional Mochima, estado Sucre, Venezuela

141

Sampling event

Bravo and Marquez-Rojas (2022)

33

Community features of Swimming crabs (Portunidae) from Golfete de Cuare- Falcón- Venezuela

124

Sampling event

Carmona-Suarez (2022c)

34

Cnidarios y Poriferos del Parque Nacional San Esteban, Venezuela

117

Sampling event

Rodriguez-Quintal et al. (2022b)

35

Biodiversity of Crustacea Decapoda from La Blanquilla Island- Venezuela

96

Sampling event

Carmona-Suarez (2022d)

36

Peces Criptobentonicos en los arrecifes coralinos del PN Archipiélago de Los Roques Venezuela

89

Sampling event

Rodriguez-Quintal et al. (2022a)

37

Composición y abundancia del plancton de la costa noreste de la bahía El Tablazo

89

Sampling event

Guerrero-Rios and Hernandez (2022a)

38

Moluscos Arrecifes Coralinos San Esteban Carabobo Venezuela

88

Sampling event

Alvarez-Barco et al. (2022)

39

Abundancia y Distribución de Temora turbinata y Temora stylifera en el Parque Nacional Mochima, Venezuela

81

Sampling event

Colina-Romero and Marquez-Rojas (2022)

40

Macroalgas de la bahía de Macuro, estado Sucre, Venezuela. Estudio de línea base previo a la mejora del muelle de Macuro

63

Sampling event

Barrios-Montilla (2022b)

41

Cnidarios Arrecifes Coralinos de Playa Mero, Cayo Sombrero y Peraza PN Morrocoy, Venezuela

59

Sampling event

Rodriguez-Quintal et al. (2022a)

42

Diversity and geographic distribution of brachyuran crabs from the Callapidae family in Venezuela

55

Sampling event

Carmona-Suarez (2022e)

43

Crustaceos decapodos de islotes Caribe y Los Lobos, Venezuela

50

Sampling event

Lira (2022b)

44

Swimming crabs, Portunidae, from La Vela de Coro- Falcon-Venezuela

42

Sampling event

Carmona-Suarez (2022h)

45

Peces presentes en praderas de fanerogamas en Boca Seca (PN Morrocoy) y Laguna de Yapascua (PN San Esteban) Venezuela

39

Sampling event

Rodriguez Fernandez et al. (2022)

46

Records of cephalopod paralarvae (Mollusca: Cephalopoda) in the Caribbean and Venezuelan Atlantic Ocean

38

Sampling event

Stella Chacin and Scott-Frías (2022)

47

Diversity of littoral peneid shrimps in Falcon State, Venezuela

37

Sampling event

Carmona-Suarez (2022f)

48

Composition and abundance of decapod crustaceans in mixed seagrass meadows in the Paraguaná Peninsula, Venezuela

34

Sampling event

Carmona-Suarez (2022g)

49

Geographical distribution and abundance of the land blue crab Cardisoma guanhumi (Brachyura, Gecarcinidae) in Venezuela

34

Sampling event

Carmona-Suarez (2022a)

50

Diversidad de Corales y especies asociadas en el ecosistema coralino de Adícora, Península de Paraguaná, Venezuela

33

Sampling event

Gomez (2022)

51

Ictioplancton en cinco puntos del sector San Carlos del Lago de Maracaibo: composición distribución y abundancia

32

Sampling event

Guerrero-Rios and Hernandez (2022b)

52

Poliquetos holoplanctónicos (Annelida: Polychaeta) de la plataforma norte de la península de Paria y golfo de Paria, Venezuela

26

Sampling event

Cardenas-Oliva et al. (2022)

53

Macroinvertebrados bentónicos en un transecto ubicado entre Punta Espada y Punta Macolla, Golfo de Venezuela

20

Sampling event

Hernández (2022a)

54

Macroinvertebrados bentónicos del muro de San Carlos- Zulia- Venezuela

20

Sampling event

Hernández (2022b)

55

Population features of Cardisoma guanhumi in Nueva Carenero- Miranda State- Venezuela

16

Sampling event

Carmona-Suarez (2022i)

56

Spatial distribution and population features of the decorator crab Omalacantha bicornuta (former Microphrys bicornutus) in Buchuaco- Falcon State- Venezuela

15

Sampling event

Carmona-Suarez (2022j)

57

Diversity and ecological features of Majidae crabs from Morrocoy National Park - Venezuela

12

Sampling event

Carmona-Suarez (2022l)

58

Diversity, abundance and ecological features of swimming crabs (Brachyura; Portunidae) from Boca de Hueque, Venezuela

8

Sampling event

Carmona-Suarez (2022k)

59

A new species of the Stenopodidean shrimp genus Spongicola, representing the first record of the genus from the Atlantic Ocean

4

Sampling event

Rodriguez-Quintal and Goy (2022)

Project description

Title: 

Rescuing the knowledge base of Venezuela’s marine biodiversity

Personnel: 

Ana Carolina Peralta Brichtova, Joxmer Scott-Frías, Carlos Carmona-Suárez, Carmen Rodriguez, Jeannette Perez, Adriana Lopez Ordaz, Brightdoom Marquez, Carlos Lira, Santiago Gómez Acevedo, Yusneyi Carballo Barrera, Bladimir Rodríguez, Francoise Cavada-Blanco, José Ramón Delgado and Eduardo Klein Salas

Design description: 

Fundación Caribe Sur, supported by the Global Biodiversity Information Facility-GBIF, carried out the project “Rescuing the knowledge base of Venezuela’s marine biodiversity”. This Project convened researchers affiliated to seven national academic institutions and two NGOs (Universidad Simón Bolívar, Universidad Central de Venezuela, Universidad de Carabobo, Universidad de Oriente, Instituto Venezolano de Investigaciones Científicas, Universidad Nacional Experimental Francisco de Miranda, Universidad del Zulia, Fundación Museo del Mar - Museo Marino de Margarita, Fundación Caribe Sur) to safeguard the largest amount of information on marine biodiversity that has been produced in the country. The project participants rescued data on marine biodiversity from most Venezuelan marine areas by digitising and mobilising information on marine biodiversity found in each of the national institutions mentioned above. Consequently, the project integrated national researchers into the community of contributors and users of georeferenced biodiversity data of Venezuelan marine environments.

Funding: 

The resources to undertake this project have been received from the European Union and GBIF under the National Biodiversity Data Mobilisation Grant and the Biodiversity Information for Development Programme - BID implemented in the Caribbean region (led by GBIF), under Proyecto GBIF-Caribe Sur / ID: BID-CA2020-025-NAC "Rescate de la Data sobre Biodiversidad Marina en Venezuela"

Sampling methods

Sampling description: 

Data collection, curation and digitisation were performed by a team of 14 researchers affiliated to the most important universities, scientific research centres and NGOs that deal with marine science and marine management in Venezuela. The work contains literature-based sampling information on marine organism occurrences collected from institution libraries from which theses, research project reports and journal publications were reviewed (Table 2) to obtain data on the taxonomic groups, location of occurrence, collection dates, measurements of habitat features (such as physical and chemical parameters of the environment), biotic measurements (e.g. body size, abundance and biomass) and details regarding the nature of the sampling or observation methods, equipment and sampling effort.

Table 2.

Sampling information source.

Data source

Number of records

%

Scientific journal

21,754

53.21

Grey literature *

16,243

39.73

Books

1,863

4.56

Catalogues

1,021

2.50

* Technical reports, Project reports and Thesis.

Quality control: 

All data were structured into the Darwin Core Biodiversity Standard (Wieczorek et al. 2012), adopting the OBIS Darwin Core template and OBIS-ENV-DATA structure (OBIS 2022). The datasets were created according to the data source, taxonomic groups, home institution and professional expertise of the scientists involved in data digitisation.

Geographic coverage

Description: 

The data coverage was extracted directly from the literature and checked for any misreported georeferences, covered the entire Venezuelan mainland coast and some of its islands, including diverse marine coastal habitats, such as coral reefs, mangroves, rocky shores, sandy beaches, seagrass beds, coastal lagoons, sandy bottoms, oceanic water column and sea floor. Most occurrences (63.45%) were registered within marine protected areas, including seven national parks (Morrocoy, La Restinga, Archipiélago de Los Roques, San Esteban, Mochima, Médanos de Coro and Península de Paria) and four wildlife refuges (Cuare, Boca de Caño, Hueque-Sauca and Isla de Aves) (Table 3, Fig. 1). However, some MPAs (Laguna de Tacarigua, Turuépano, and Mariusa) still show important gaps in their biodiversity records. This project recorded new occurrences from areas that traditionally lacked biodiversity information, such as the Orinoco Delta and Atlantic Front, Paria Peninsula and coastal areas of western Venezuela states (Falcón and Zulia).

Table 3.

Occurrences recorded within Marine Protected Areas (MPA).

MPA

No. of records

Morrocoy National Park

11,548

Archipiélago Los Roques National Park

6,389

Laguna de la Restinga National Park

2,587

Cuare Wildlife Refuge

2,393

Mochima National Park

1,605

San Esteban National Park

988

Península de Paria National Park

188

Médanos de Coro National Park

103

Ciénaga Los Olivitos National Park

71

Laguna Boca de Caño Wildlife Refuge

50

Laguna de Tacarigua National Park

13

Isla de Aves Wildlife Refuge

3

Hueque-Sauca Wildlife Reserve

2

Figure 1.  

Location and aggregation of occurrences reported in this work for the Venezuelan coast and its islands. Dark blue regions represent MPAs: A Ciénaga de los Olivitos National Park; B Médanos de Coro National Park, Laguna Boca de Caño Wildlife Refuge and Hueque-Sauca Wildlife Reserve; C Morrocoy and San Esteban National Parks, Cuare Wildlife Refuge; D Laguna de Tacarigua National Park; E Mochima National Park; F Laguna de La Restinga National Park; G Archipiélago de Los Roques National Park; H Península de Paria and Turuépano National Parks; I Mariusa National Park and Delta del Orinoco Biosphere Reserve.

Coordinates: 

8.612 and 15.676 Latitude; -71.939 and -57.705 Longitude.

Taxonomic coverage

Description: 

The taxonomic structure of the Venezuelan marine biodiversity collection at the time of publication represents a total of 30 Phyla, belonging to the kingdoms Animalia (17), Chromista (6), Plantae (4), Bacteria (1), Fungi (1) and Protozoa (1) (Table 4). The total number of records identified at the species level was 34,615, representing 84.67% of all the records. The remaining 15% of the records were identified at the family and genus levels.

Table 4.

Number of records by Phylum represented in this collection.

Phylum

No. Records

Proportion of total records (%)

Arthropoda

10,642

26.03

Rhodophyta

6,306

15.43

Chordata

4,657

11.39

Foraminifera

4,619

11.30

Chlorophyta

3,163

7.74

Ochrophyta

2,478

6.06

Mollusca

1,879

4.60

Porifera

1,743

4.26

Cnidaria

1,264

3.09

Annelida

1,212

2.96

Myxozoa

987

2.41

Chaetognatha

789

1.93

Echinodermata

239

0.58

Haptophyta

236

0.58

Platyhelminthes

125

0.31

Hemichordata

87

0.21

Ciliophora

77

0.19

Bryozoa

64

0.16

Euglenozoa

56

0.14

Cyanobacteria

54

0.13

Nemertea

46

0.11

Phoronida

35

0.09

Nematoda

19

0.05

Rotifera

10

0.02

Ctenophora

7

0.02

Charophyta

5

0.01

Tracheophyta

5

0.01

Basidiomycota

2

< 0.01

Brachiopoda

1

< 0.01

Cryptophyta

1

< 0.01

A total of 3,041 species are reported. Most records belong to the phylum Arthropoda (10,642 records, 375 spp.) and phylum Rhodophyta (6,306 records, 322 spp.), while the least represented phylum were Bacteroidetes, Brachiopoda, Cryptophyta and Planctomycetes, with one single record each.

The data included records of non-native species, new species descriptions (Spongicola liosomatus, Haplophragmoides venezuelanus and Neopateorislopsis chichirivensis) and 78 species listed under different Threatened and Near Threatened IUCN categories (IUCN 2021): five species Critically Endangered (CR), nine Endangered (EN), 43 Vulnerable (VU) and 21 Near Threatened (NT) (Table 5).

Table 5.

Considering the IUCN Red List categories.

IUCN

Species

No. Records

Phylum and family

Critically Endangered (CR)

Acropora cervicornis

11

Cnidaria, Acroporidae

Acropora palmata

11

Cnidaria, Acroporidae

Sphyrna lewini

4

Chordata, Sphyrnidae

Sphyrna mokarran

3

Chordata, Sphyrnidae

Epinephelus striatus

2

Chordata, Serranidae

Endangered (EN)

Orbicella annularis 22 Cnidaria, Merulinidae
Orbicella faveolata 11 Cnidaria, Merulinidae
Pseudobatos percellens 4 Chordata, Rhinobatidae
Carcharhinus perezii 3 Chordata, Carcharhinidae
Carcharhinus signatus 3 Chordata, Carcharhinidae
Carcharhinus plumbeus 2 Chordata, Carcharhinidae
Isurus oxyrinchus 2 Chordata, Lamnidae
Aetobatus narinari 1 Chordata, Myliobatidae
Carcharhinus obscurus 1 Chordata, Carcharhinidae

Vulnerable (VU)

Hippocampus erectus

10

Chordata, Syngnathidae

Pomatomus saltatrix

9

Chordata, Pomatomidae

Agaricia lamarcki

5

Cnidaria, Agariciidae

Coryphopterus personatus

5

Chordata, Gobiidae

Carcharhinus falciformis

4

Chordata, Carcharhinidae

Dichocoenia stokesii

4

Cnidaria, Meandrinidae

Carcharhinus limbatus 4

Chordata, Carcharhinidae

Ginglymostoma cirratum 4

Chordata, Ginglymostomatidae

Lachnolaimus maximus 4

Chordata, Labridae

Carcharhinus signatus

3

Chordata, Carcharhinidae

Coryphopterus lipernes

3

Chordata, Gobiidae

Negaprion brevirostris 3

Chordata, Carcharhinidae

Orbicella franksi 3

Cnidaria, Merulinidae

Epinephelus morio 2

Chordata, Serranidae

Lutjanus cyanopterus 2

Chordata, Lutjanidae

Mycetophyllia ferox 2

Cnidaria, Faviidae

Mycteroperca interstitialis 2

Chordata, Serranidae

Carcharhinus plumbeus

2

Chordata, Carcharhinidae

Epinephelus morio

2

Chordata, Serranidae

Lutjanus cyanopterus

2

Chordata, Lutjanidae

Mycetophyllia ferox

2

Cnidaria, Faviidae

Mycteroperca interstitialis

2

Chordata, Serranidae

Alopias superciliosus 1

Chordata, Alopiidae

Carcharhinus leucas 1

Chordata, Carcharhinidae

Coryphopterus tortugae 1

Chordata, Gobiidae

Cynoscion acoupa 1

Chordata, Sciaenidae

Dendrogyra cylindrus 1

Cnidaria, Meandrinidae

Epinephelus itajara 1

Chordata, Serranidae

Rhizoprionodon lalandii 1

Chordata, Carcharhinidae

Rhomboplites aurorubens 1

Chordata, Lutjanidae

Alopias superciliosus

1

Chordata, Alopiidae

Coryphopterus tortugae

1

Chordata, Gobiidae

Dendrogyra cylindrus

1

Cnidaria, Meandrinidae

Epinephelus itajara

1

Chordata, Serranidae

Megalops atlanticus

1

Chordata, Megalopidae

Rhizoprionodon lalandii

1

Chordata, Carcharhinidae

Rhomboplites aurorubens

1

Chordata, Lutjanidae

Near Threatened (NT)

Lutjanus synagris 18 Chordata, Lutjanidae
Lupinoblennius vinctus

15

Chordata, Blenniidae
Porites branneri 14 Cnidaria, Poritidae
Lutjanus analis 13 Chordata, Lutjanidae
Scarus guacamaia 11 Chordata, Scaridae
Albula vulpes 10 Chordata, Albulidae
Narcine brasiliensis 8 Chordata, Narcinidae
Mycteroperca bonaci 6 Chordata, Serranidae
Balistes vetula 4 Chordata, Balistidae
Galeocerdo cuvier 4 Chordata, Carcharhinidae
Hypanus americanus 4 Chordata, Dasyatidae
Agaricia tenuifolia 3 Cnidaria, Agariciidae
Carcharhinus altimus 2 Chordata, Carcharhinidae
Gymnura micrura 2 Chordata, Gymnuridae
Mustelus norrisi 2 Chordata, Triakidae
Hexanchus griseus 1 Chordata, Hexanchidae
Hexanchus nakamurai 1 Chordata, Hexanchidae
Hypanus guttatus 1 Chordata, Dasyatidae
Mustelus canis 1 Chordata, Triakidae
Mycteroperca venenosa 1 Chordata, Serranidae
Prionace glauca 1 Chordata, Carcharhinidae

Temporal coverage

Data range: 
1822-1-01 - 2022-4-13.
Notes: 

The data records extracted from literature have at least a year of collection. They include records from 1822 to 2022 (Fig. 2). Most occurrences were registered in the 1960s onwards, with the largest number of documented records in the 2000 decade.

Figure 2.  

Historical series for Venezuelan marine species occurrences.

Usage licence

Usage licence: 
Other
IP rights notes: 

Creative Commons Attribution Non Commercial (CC-BY-NC) 4.0 License

Data resources

Data package title: 
Rescuing the knowledge base of Venezuela’s marine biodiversity
Number of data sets: 
1
Data set name: 
Events and occurrences of marine species data digitisation in Venezuela
Data format: 
DwC & GBIF API terms; UTF-8 character encoding
Data format version: 
Darwin Core Archive 1.6
Description: 

The database provides information on observations since 1822, including a broad taxonomic group of marine organisms compiled from 59 datasets (Table 1) with a total of 40,881 records. Most datasets are structured using Event Core Schema with Occurrences and Extended Measurements or Facts (eMOF) extensions; therefore, they contain not only georeferenced occurrence records, but also sampling protocols and environmental and biotic measurements.

Column label Column description
identifier A related resource that is referenced, cited or otherwise pointed to by the described resource.
licence A legal document giving official permission to do something with the resource.
basisOfRecord The specific nature of the data record.
occurrenceID An identifier for the Occurrence (as opposed to a particular digital record of the occurrence). In the absence of a persistent global unique identifier, construct one from a combination of identifiers in the record that will most closely make the occurrenceID globally unique.
occurrenceStatus A statement about the presence or absence of a Taxon at a Location.
eventDate The date-time or interval during which an Event occurred. For occurrences, this is the date-time when the event was recorded. Not suitable for a time in a geological context.
year The four-digit year in which the Event occurred, according to the Common Era Calendar.
scientificNameID An identifier for the nomenclatural details of a scientific name.
scientificName The full scientific name, with authorship and date of information, if known. When forming part of an Identification, this should be the name in the lowest level taxonomic rank that can be determined. This term should not contain identification qualifications, which should instead be supplied in the IdentificationQualifier term.
kingdom The full scientific name of the kingdom in which the taxon is classified.
taxonRank The taxonomic rank of the most specific name in the scientificName.
decimalLatitude The geographic latitude (in decimal degrees, using the spatial reference system given in geodeticDatum) of the geographic centre of a Location. Positive values are north of the Equator, negative values are south of it. Legal values lie between -90 and 90, inclusive.
decimalLongitude The geographic longitude (in decimal degrees, using the spatial reference system given in geodeticDatum) of the geographic centre of a Location. Positive values are east of the Greenwich Meridian, negative values are west of it. Legal values lie between -180 and 180, inclusive.
language A language of the resource.
waterBody The name of the water body in which the Location occurs.
country The name of the country or major administrative unit in which the Location occurs.
countryCode The standard code for the country in which the Location occurs.
datasetName The name identifying the data set from which the record was derived.
phylum The full scientific name of the phylum or division in which the taxon is classified.
class The full scientific name of the class in which the taxon is classified.
order The full scientific name of the order in which the taxon is classified.
family The full scientific name of the family in which the taxon is classified.
genus The full scientific name of the genus in which the taxon is classified.
genericName The genus part of the scientificName without authorship.
specificEpithet The name of the first or species epithet of the scientificName.
continent The name of the continent in which the Location occurs.

Additional information

Some of the datasets compiled for this project have additional columns (Table 6).

Table 6.

Additional columns present in some of the datasets compiled.

Column label

Column description

scientificNameAuthorship The authorship information for the scientificName formatted according to the conventions of the applicable nomenclaturalCode.

institutionCode

The name (or acronym) in use by the institution having custody of the object(s) or information referred to in the record.

collectionCode

The name, acronym, coden or initialism identifying the collection or dataset from which the record was derived.

catalogNumber

An identifier (preferably unique) for the record within the dataset or collection.

recordedBy

A list (concatenated and separated) of names of people, groups or organisations responsible for recording the original Occurrence. The primary collector or observer, especially one who applies a personal identifier (recordNumber), should be listed first.

individualCount

The number of individuals present at the time of the Occurrence.

lifeStage

The age class or life stage of the Organism(s) at the time the Occurrence was recorded.

preparations

A preparation or preservation method for a specimen.

disposition The current state of a specimen with respect to the collection identified in collectionCode or collectionID.

associatedReferences

A list (concatenated and separated) of identifiers (publication, bibliographic reference, global unique identifier, URI) of literature associated with the Occurrence.

associatedTaxa

A list (concatenated and separated) of identifiers or names of taxa and the associations of this Occurrence to each of them.

occurrenceRemarks

Comments or notes about the Occurrence.

organismRemarks Comments or notes about the Organism instance.

eventID

An identifier for the set of information associated with an Event (something that occurs at a place and time). May be a global unique identifier or an identifier specific to the data set.

parentEventID

An identifier for the broader Event that groups this and potentially other Events.

eventTime

The time or interval during which an Event occurred.

month

The integer month in which the Event occurred.

day

The integer day of the month on which the Event occurred.

verbatimEventDate

The verbatim original representation of the date and time information for an Event.

habitat

A category or description of the habitat in which the Event occurred.

samplingProtocol

The names of, references to, or descriptions of the methods or protocols used during an Event.

sampleSizeValue

A numeric value for a measurement of the size (time duration, length, area or volume) of a sample in a sampling event.

sampleSizeUnit

The unit of measurement of the size (time duration, length, area or volume) of a sample in a sampling event.

samplingEffort

The amount of effort expended during an Event.

eventRemarks

Comments or notes about the Event.

locationID

An identifier for the set of location information (data associated with dcterms:Location). May be a global unique identifier or an identifier specific to the dataset.

island

The name of the island on or near which the Location occurs.

stateProvince

The name of the next smaller administrative region than country in which the Location occurs.

locality

The specific description of the place.

locationAccordingTo

Information about the source of this Location information.

locationRemarks

Comments or notes about the Location.

coordinateUncertaintyInMetres

The horizontal distance (in metres) from the given decimalLatitude and decimalLongitude describing the smallest circle containing the whole of the Location.

coordinatePrecision

A decimal representation of the precision of the coordinates given in the decimalLatitude and decimalLongitude.

footprintWKT

A Well-Known Text (WKT) representation of the shape (footprint, geometry) that defines the Location.

georeferencedBy

A person, group or organisation who determined the georeference (spatial representation) for the Location.

georeferencedDate

The date on which the Location was georeferenced.

georeferenceProtocol

A description or reference to the methods used to determine the spatial footprint, coordinates and uncertainties.

georeferenceSources

A map, gazetteer or other resource used to georeference the Location.

georeferenceRemarks

Notes or comments about the spatial description determination, explaining assumptions made in addition or opposition to the those formalised in the method referred to in georeferenceProtocol.

identificationQualifier

A brief phrase or a standard term to express the determiner's doubts about the Identification.

typeStatus

A nomenclatural type (type status, typified scientific name, publication) applied to the subject.

identifiedBy

A list of names of people, groups or organisations who assigned the Taxon to the subject.

identificationReferences

A list of references used in the Identification.

identificationRemarks

Comments or notes about the Identification.

acceptedNameUsage

The full name, with authorship and date information if known, of the currently valid (zoological) or accepted (botanical) taxon.

infraspecificEpithet

The name of the lowest or terminal infraspecific epithet of the scientificName, excluding any rank designation.

verbatimTaxonRank

The taxonomic rank of the most specific name in the scientificName as it appears in the original record.

verbatimIdentification A string representing the taxonomic identification as it appeared in the original record.

minimumDepthInMetres

The lesser depth of a range of depth below the local surface, in metres.

maximumDepthInMetres

The greater depth of a range of depth below the local surface, in metres.

References

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