Northern Mozambique Channel - Ocean Biodiversity Information System

Northern Mozambique Channel

Statistics

Occurrence records	339,624
Species level	164,991
Species	5,717
Taxa	7,807
Datasets	149
Time range	1706 - 2024

Data quality

Dropped records

Dropped records	0
Not marine	903
No WoRMS match	3,598
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	332
No accepted name available	103,647

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	319,711	9,141
eventDate	97,453	0
maximumDepthInMeters	314,540	70
minimumDepthInMeters	314,867	0
occurrenceStatus	36,206	0
scientificName	1,085	0
scientificNameID	14,719	120

Spatial issues

Records on land	44,239
More than 20 km from shore	0
Depth exceeds bathymetric depth	1,912

Top datasets

Dataset	Records
UNESCO eDNA expedition in Aldabra Atoll (Seychelles): April 2023 Published 2024-12-08	168,140
Ecoscope tuna bycatch observer data Published 2025-03-20	54,394
Ecoscope tuna observer data Published 2025-03-20	25,487
Stationary visual census of commercial fishes in Mayotte (2023) Published 2025-03-20	15,413
Reef fish abundance, size and biomass from Aldabra Atoll (Seychelles) between 2014 and 2021 collected by the Seychelles Islands Foundation Published 2023-10-24	11,806
FishNet2 Marine Data Published 2023-12-19	5,356
IndOBIS, Indian Ocean Node of OBIS Published	4,618
UF Invertebrate Zoology Published 2024-02-12	4,445
Occurrence records of southern African aquatic biodiversity Published 2024-05-09	4,067
Observatoire Pelagis aerial surveys 2002-2021 Published 2022-01-20	3,947

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	102,964
Animalia	11,919
Chordata Haeckel, 1874 Phylum Chordata	10,506
Katsuwonus pelamis (Linnaeus, 1758) Phylum Chordata > Class Teleostei	10,374
Thunnus albacares (Bonnaterre, 1788) Phylum Chordata > Class Teleostei	8,323
Coryphaena hippurus Linnaeus, 1758 Phylum Chordata > Class Teleostei	8,113
Carcharhinus falciformis (Müller & Henle, 1839) VU Phylum Chordata > Class Elasmobranchii	7,145
Elagatis bipinnulata (Quoy & Gaimard, 1825) Phylum Chordata > Class Teleostei	6,404
Canthidermis maculata (Bloch, 1786) Phylum Chordata > Class Teleostei	4,905
Lobotes surinamensis (Bloch, 1790) Phylum Chordata > Class Teleostei	4,656

Newest species

Scientific name	Records	Since
Amphidinium massartii Biecheler, 1952 Phylum Myzozoa > Class Dinophyceae	274	2023
Pseudo-nitzschia pseudodelicatissima (Hasle) Hasle, 1993 Phylum Heterokontophyta > Class Bacillariophyceae	131	2023
Albula glossodonta (Forsskål, 1775) VU Phylum Chordata > Class Teleostei	459	2023
Urogymnus asperrimus (Bloch & Schneider, 1801) EN Phylum Chordata > Class Elasmobranchii	102	2023
Stethojulis bandanensis (Bleeker, 1851) Phylum Chordata > Class Teleostei	154	2023
Pelagomonas calceolata R.A.Andersen & G.Saunders, 1993 Phylum Ochrophyta > Class Pelagophyceae	162	2023
Bellerochea polymorpha Hargraves & Guillard, 1974 Phylum Heterokontophyta > Class Bacillariophyceae	249	2023
Pateobatis hortlei (Last, Manjaji-Matsumoto & Kailola, 2006) NT Phylum Chordata > Class Elasmobranchii	96	2023
Hemiarma marina Shiratori & K.Ishida, 2016 Phylum Cryptophyta > Class Cryptophyceae	96	2023
Chloropicon sieburthii Lopes dos Santos & Eikrem, 2017 Phylum Chlorophyta	104	2023

Data providers

Name	Records
United Nations Educational, Scientific and Cultural Organization	180,966
Seychelles Islands Foundation	180,271
UNESCO-IOC	168,140
UNESCO-WHC	168,140
Institut de Recherche pour le Développement	82,622
Vlaams Instituut voor de Zee	22,080
Institut Français de Recherche pour l'Exploitation de la Mer, IFREMER, Centre de Brest	19,053
MAREX Expertise & Conseil en Environnement Marin	15,413
Office Français de la Biodiversité	15,413
OBIS	12,826