South Coast of Sri Lanka - Ocean Biodiversity Information System

South Coast of Sri Lanka

Statistics

Occurrence records	890
Species level	462
Species	252
Taxa	385
Datasets	51
Time range	1758 - 2020

Data quality

Dropped records

Dropped records	0
Not marine	36
No WoRMS match	58
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	1
No accepted name available	32

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	893	4
eventDate	213	0
maximumDepthInMeters	611	0
minimumDepthInMeters	610	0
occurrenceStatus	448	0
scientificNameID	141	6

Spatial issues

Records on land	1
More than 20 km from shore	0
Depth exceeds bathymetric depth	8

Top datasets

Dataset	Records
World Ocean Database 2009 Published 2020-11-17	235
Taxonomically comprehensive assessment of biodiversity of animal plankton throughout the world ocean Published	134
IndOBIS, Indian Ocean Node of OBIS Published	120
CAS Invertebrate Zoology (IZ) Published 2025-03-17	70
Australian Museum Malacology Collection - Marine records Published 2022-06-08	40
IndOBIS Dataset (12001-14000) Published 2021-12-27	31
National Museum of Natural History Vertebrate Zoology Fishes Collections Published	26
IndOBIS Dataset (10001-12000) Published 2021-12-27	22
National Museum of Natural History Invertebrate Zoology Collections Published	19
Type locality distributions from the World Register of Marine Species Published 2025-03-20	12

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
Pisces Phylum Chordata	16
Balaenoptera musculus (Linnaeus, 1758) EN Phylum Chordata > Class Mammalia	15
Decapoda Latreille, 1802 Phylum Arthropoda > Class Malacostraca	14
Copepoda Milne Edwards, 1840 Phylum Arthropoda > Class Copepoda	11
Anomura MacLeay, 1838 Phylum Arthropoda > Class Malacostraca	10
Gastropoda Cuvier, 1795 Phylum Mollusca > Class Gastropoda	9
Protozoa Owen, 1858	8
Echinodermata Klein, 1778 Phylum Echinodermata	8
Cephalopoda Cuvier, 1795 Phylum Mollusca > Class Cephalopoda	8
Thecosomata Blainville, 1824 Phylum Mollusca > Class Gastropoda	8

Newest species

Scientific name	Records	Since
Lepidochelys olivacea (Eschscholtz, 1829) VU Phylum Chordata	2	2014
Balaenoptera omurai Wada, Oishi & Yamada, 2003 Phylum Chordata > Class Mammalia	1	2014
Chelonia mydas (Linnaeus, 1758) EN Phylum Chordata	1	2008
Balaenoptera musculus (Linnaeus, 1758) EN Phylum Chordata > Class Mammalia	15	2005
Physeter macrocephalus Linnaeus, 1758 VU Phylum Chordata > Class Mammalia	2	2005
Tursiops aduncus (Ehrenberg, 1832 [1833]) NT Phylum Chordata > Class Mammalia	1	2005
Narcine atzi Carvalho & Randall, 2003 VU Phylum Chordata > Class Elasmobranchii	1	2003
Alpheus fasqueli Anker, 2001 Phylum Arthropoda > Class Malacostraca	1	2001
Megaptera novaeangliae (Borowski, 1781) Phylum Chordata > Class Mammalia	4	2000
Acropora aculeus (Dana, 1846) EN Phylum Cnidaria > Class Hexacorallia	1	1999

Data providers

Name	Records
Intergovernmental Oceanographic Commission of UNESCO	302
National Oceanic and Atmospheric Administration, Washington	235
U.S. Geological Survey HQ	235
Centre for Marine Living Resources & Ecology, Ministry of Earth Sciences, Government of India	159
Woods Hole Oceanographic Institution	134
CSIR - National Institute of Oceanography, Goa	128
National Chemical Laboratory; Information Division	120
California Academy of Sciences	74
CSIRO Oceans and Atmosphere Information and Data Centre, Hobart	69
National Museum of Natural History, Smithsonian Institution	45