Mauritius - Ocean Biodiversity Information System

Mauritius

Statistics

Occurrence records	36,018
Species level	26,792
Species	3,766
Taxa	4,760
Datasets	129
Time range	1755 - 2024

Data quality

Dropped records

Dropped records	0
Not marine	200
No WoRMS match	1,024
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	7
No accepted name available	304

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	26,107	4,301
eventDate	16,268	0
maximumDepthInMeters	30,935	0
minimumDepthInMeters	30,679	0
occurrenceStatus	10,932	0
scientificName	482	0
scientificNameID	1,919	62

Spatial issues

Records on land	7,065
More than 20 km from shore	0
Depth exceeds bathymetric depth	420

Top datasets

Dataset	Records
Ecoscope Observation Database Published 2025-03-20	4,687
Observatoire Pelagis aerial surveys 2002-2021 Published 2022-01-20	3,398
Occurrence records of southern African aquatic biodiversity Published 2024-05-09	2,827
Australian Museum Malacology Collection - Marine records Published 2022-06-08	2,337
Ecoscope tuna bycatch observer data Published 2025-03-20	2,142
World Ocean Database 2009 Published 2020-11-17	1,949
National Museum of Natural History Vertebrate Zoology Fishes Collections Published	1,883
IndOBIS, Indian Ocean Node of OBIS Published	1,768
FishNet2 Marine Data Published 2023-12-19	1,566
Taxonomically comprehensive assessment of biodiversity of animal plankton throughout the world ocean Published	1,381

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
Thunnus albacares (Bonnaterre, 1788) Phylum Chordata > Class Teleostei	2,527
Onychoprion Wagler, 1832 Phylum Chordata > Class Aves	1,068
Caretta caretta (Linnaeus, 1758) VU Phylum Chordata	900
Carcharhinus albimarginatus (Rüppell, 1837) VU Phylum Chordata > Class Elasmobranchii	837
Anous tenuirostris (Temminck, 1823) Phylum Chordata > Class Aves	776
Procellariidae Vigors, 1825 Phylum Chordata > Class Aves	640
Anous Stephens, 1826 Phylum Chordata > Class Aves	555
Laridae Vigors, 1825 Phylum Chordata > Class Aves	553
Coryphaena hippurus Linnaeus, 1758 Phylum Chordata > Class Teleostei	450
Thunnus obesus (Lowe, 1839) VU Phylum Chordata > Class Teleostei	403

Newest species

Scientific name	Records	Since
Borojevia pirella Van Soest & De Voogd, 2018 Phylum Porifera > Class Calcarea	2	2016
Clathrina rodriguesensis Van Soest & De Voogd, 2018 Phylum Porifera > Class Calcarea	2	2016
Leucetta sulcata Van Soest & De Voogd, 2018 Phylum Porifera > Class Calcarea	2	2016
Mycale (Naviculina) mascarenensis Van Soest, Aryasari & De Voogd, 2021 Phylum Porifera > Class Demospongiae	1	2016
Diaphus adenomus Gilbert, 1905 Phylum Chordata > Class Teleostei	1	2015
Myctophum nitidulum Garman, 1899 Phylum Chordata > Class Teleostei	1	2015
Scopelengys tristis Alcock, 1890 Phylum Chordata > Class Teleostei	1	2015
Argyropelecus aculeatus Valenciennes, 1850 Phylum Chordata > Class Teleostei	1	2015
Argyropelecus affinis Garman, 1899 Phylum Chordata > Class Teleostei	1	2015
Argyropelecus sladeni Regan, 1908 Phylum Chordata > Class Teleostei	1	2015

Data providers

Name	Records
Institut de Recherche pour le Développement	8,080
Intergovernmental Oceanographic Commission of UNESCO	7,254
Vlaams Instituut voor de Zee	6,371
Duke University	4,589
CSIRO Oceans and Atmosphere Information and Data Centre, Hobart	3,463
Observatoire Pelagis UMS 3462, University La Rochelle - CNRS	3,398
Observatoire PELAGIS, UMS 3462, University La Rochelle-CNRS	3,398
Australian Museum	3,195
South African Institute for Aquatic Biodiversity	2,827
Centre for Marine Living Resources & Ecology, Ministry of Earth Sciences, Government of India	2,244