Rufiji - Mafia- Kilwa - Ocean Biodiversity Information System

Rufiji - Mafia- Kilwa

Statistics

Occurrence records	1,524
Species level	1,467
Species	539
Taxa	582
Datasets	34
Time range	1849 - 2023

Data quality

Dropped records

Dropped records	0
Not marine	2
No WoRMS match	13
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	0
No accepted name available	12

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	1,143	0
eventDate	44	0
maximumDepthInMeters	1,318	26
minimumDepthInMeters	1,322	0
occurrenceStatus	920	0
scientificName	10	0
scientificNameID	31	0

Spatial issues

Records on land	108
More than 20 km from shore	0
Depth exceeds bathymetric depth	7

Top datasets

Dataset	Records
Cordio East Africa Reef Building Corals 2014 Published 2017-01-13	738
Sea Sense satellite tracked green sea turtles from Tanzania 2012 under SWIOFP Published 2021-04-24	349
Prawns Fisheries in Tanzania Published 2016-03-14	134
Occurrence records of southern African aquatic biodiversity Published 2024-05-09	108
World Ocean Database 2009 Published 2020-11-17	49
ECOCEAN Whale Shark Photo-identification Library Published 2022-06-08	24
Ecoscope Balbaya Database Published 2025-03-20	21
Otolith reference collection, Instituto de Ciencias del Mar-CSIC Published 2025-03-20	16
Canadian Museum of Nature Fish Collection Published 2025-03-10	11
FishNet2 Marine Data Published 2023-12-19	9

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
Chelonia mydas (Linnaeus, 1758) EN Phylum Chordata	353
Penaeus indicus H. Milne Edwards, 1837 Phylum Arthropoda > Class Malacostraca	59
Metapenaeus monoceros (Fabricius, 1798) Phylum Arthropoda > Class Malacostraca	38
Penaeus semisulcatus De Haan, 1844 Phylum Arthropoda > Class Malacostraca	37
Rhincodon typus Smith, 1828 EN Phylum Chordata > Class Elasmobranchii	24
Thunnus albacares (Bonnaterre, 1788) Phylum Chordata > Class Teleostei	16
Thunnus obesus (Lowe, 1839) VU Phylum Chordata > Class Teleostei	5
Physeter macrocephalus Linnaeus, 1758 VU Phylum Chordata > Class Mammalia	5
Katsuwonus pelamis (Linnaeus, 1758) Phylum Chordata > Class Teleostei	4
Megaptera novaeangliae (Borowski, 1781) Phylum Chordata > Class Mammalia	4

Newest species

Scientific name	Records	Since
Megaptera novaeangliae (Borowski, 1781) Phylum Chordata > Class Mammalia	4	2018
Metapenaeus monoceros (Fabricius, 1798) Phylum Arthropoda > Class Malacostraca	38	2009
Penaeus semisulcatus De Haan, 1844 Phylum Arthropoda > Class Malacostraca	37	2009
Penaeus indicus H. Milne Edwards, 1837 Phylum Arthropoda > Class Malacostraca	59	2009
Chelonia mydas (Linnaeus, 1758) EN Phylum Chordata	353	2008
Rhincodon typus Smith, 1828 EN Phylum Chordata > Class Elasmobranchii	24	2006
Saurida undosquamis (Richardson, 1848) Phylum Chordata > Class Teleostei	1	2006
Sillago sihama (Forsskål, 1775) Phylum Chordata > Class Teleostei	1	2006
Ablennes hians (Valenciennes, 1846) Phylum Chordata > Class Teleostei	1	2006
Saurida tumbil (Bloch, 1795) Phylum Chordata > Class Teleostei	1	2006

Data providers

Name	Records
Coastal Oceans Research and Development Indian Ocean	738
Duke University	362
Sea Sense	351
Institut Français de Recherche pour l'Exploitation de la Mer, IFREMER, Centre de Brest	349
CEDTM	349
Tanzania Fisheries Research Institute	134
South African Institute for Aquatic Biodiversity	108
National Oceanic and Atmospheric Administration, Washington	50
U.S. Geological Survey HQ	50
CSIRO National Collections and Marine Infrastructure	34