Socotra Archipelago - Ocean Biodiversity Information System

Socotra Archipelago

Statistics

Occurrence records	25,607
Species level	6,540
Species	1,282
Taxa	1,735
Datasets	35
Time range	1758 - 2023

Data quality

Dropped records

Dropped records	0
Not marine	148
No WoRMS match	58
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	44
No accepted name available	8,745

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	24,946	0
eventDate	2,260	0
maximumDepthInMeters	17,519	0
minimumDepthInMeters	17,534	0
occurrenceStatus	686	0
scientificNameID	329	4

Spatial issues

Records on land	9,393
More than 20 km from shore	0
Depth exceeds bathymetric depth	79

Top datasets

Dataset	Records
UNESCO eDNA expedition in Socotra Archipelago (Yemen): June 2023 Published 2024-12-08	15,040
World Ocean Database 2009 Published 2020-11-17	7,667
Senckenberg's collection management system Published 2025-03-20	893
Coastal fish diversity of the Socotra Archipelago, Yemen: Fishes Checklist Published 2023-09-13	681
Collection Cnidaria SMF Published 2025-03-20	368
Taxonomically comprehensive assessment of biodiversity of animal plankton throughout the world ocean Published	192
Diversity of the Indo-Pacific (DIPnet) Published	158
IndOBIS, Indian Ocean Node of OBIS Published	117
Queensland Museum Corals Published 2023-06-28	101
CAS Ichthyology (ICH) Published 2025-03-17	81

Distribution

Disclaimer: EEZ boundaries based on Marine Regions (no endorsement).

Records

Composition

detailed (class) simple

Top taxa

Unique species IUCN Red List All taxa Unique species IUCN Red List All taxa Unique species IUCN Red List All taxa

Scientific name	Records
Biota incertae sedis	7,839
Animalia	1,309
Chordata Haeckel, 1874 Phylum Chordata	871
Fiona Alder & Hancock, 1853 Phylum Mollusca > Class Gastropoda	818
Copepoda Milne Edwards, 1840 Phylum Arthropoda > Class Copepoda	769
Oncaea Philippi, 1843 Phylum Arthropoda > Class Copepoda	515
Oikopleura Mertens, 1830 Phylum Chordata > Class Appendicularia	438
Actinopteri Phylum Chordata	428
Paracalanus parvus (Claus, 1863) Phylum Arthropoda > Class Copepoda	393
Sagitta Quoy & Gaimard, 1827 Phylum Chaetognatha > Class Sagittoidea	367

Newest species

Scientific name	Records	Since
Atherinomorus lacunosus (Forster, 1801) Phylum Chordata > Class Teleostei	34	2023
Micromonas pusilla (Butcher) Manton & Parke, 1960 Phylum Chlorophyta > Class Mamiellophyceae	32	2023
Abudefduf sordidus (Forsskål, 1775) Phylum Chordata > Class Teleostei	54	2023
Mulloidichthys flavolineatus (Lacepède, 1801) Phylum Chordata > Class Teleostei	44	2023
Parupeneus barberinus (Lacepède, 1801) Phylum Chordata > Class Teleostei	64	2023
Plicomugil labiosus (Valenciennes, 1836) Phylum Chordata > Class Teleostei	106	2023
Istiblennius edentulus (Forster & Schneider, 1801) Phylum Chordata > Class Teleostei	44	2023
Diodon liturosus Shaw, 1804 Phylum Chordata > Class Teleostei	36	2023
Bellerochea polymorpha Hargraves & Guillard, 1974 Phylum Heterokontophyta > Class Bacillariophyceae	39	2023
Planiliza macrolepis (Smith, 1846) Phylum Chordata > Class Teleostei	47	2023

Data providers

Name	Records
United Nations Educational, Scientific and Cultural Organization	15,721
Department of Land Research Unit/EPA Socotra	15,040
Department of Research, Marine Studies and Marine Reserves/EPA Socotra	15,040
Director of Biodiversity Department/EPA Socotra	15,040
EPA Qlansiah branch	15,040
EPA Socotra	15,040
EPA Socotra branch in the General in Socotra Archipelago government	15,040
UNESCO-IOC	15,040
UNESCO-WHC	15,040
National Oceanic and Atmospheric Administration, Washington	7,667