Marshall Islands - Ocean Biodiversity Information System

Marshall Islands

Statistics

Occurrence records	56,461
Species level	50,426
Species	2,739
Taxa	3,514
Datasets	80
Time range	1849 - 2015

Data quality

Dropped records

Dropped records	0
Not marine	154
No WoRMS match	4,075
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	18
No accepted name available	443

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	26,417	139
eventDate	9,433	0
maximumDepthInMeters	29,284	331
minimumDepthInMeters	18,918	315
occurrenceStatus	11,879	0
scientificName	952	0
scientificNameID	8,714	2,052

Spatial issues

Records on land	4,318
More than 20 km from shore	0
Depth exceeds bathymetric depth	708

Top datasets

Dataset	Records
NOAA coral reef monitoring fish data from sites across Micronesia from 2009-09-29 to 2015-09-25 Published 2020-06-01	12,113
PANGAEA - Data from the Ocean Drilling Program (ODP) Published 2025-03-20	7,581
Biodiversity study in Rongelap, Marshall Islands, 2002 Published 2024-04-10	7,517
FishNet2 Marine Data Published 2023-12-19	5,879
UWFC Ichthyology Collection Published 2019-03-15	4,419
SPC CoFish Fish Observations Marshall Islands 2007 Published 2020-03-04	4,035
SPC CoFish Invertebrates Observations Marshall Islands 2007 Published 2019-11-24	2,144
PANGAEA - Data from the Deep Sea Drilling Project (DSDP) Published 2025-03-20	1,822
National Museum of Natural History Invertebrate Zoology Collections Published	1,525
Hexacorallians of the world Published 2020-06-09	1,027

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
Ctenochaetus striatus (Quoy & Gaimard, 1825) Phylum Chordata > Class Teleostei	1,748
Mulloidichthys flavolineatus (Lacepède, 1801) Phylum Chordata > Class Teleostei	1,408
Chlorurus sordidus (Forsskål, 1775) Phylum Chordata > Class Teleostei	1,109
Acanthurus nigricans (Linnaeus, 1758) Phylum Chordata > Class Teleostei	1,009
Tridacna maxima (Röding, 1798) Phylum Mollusca > Class Bivalvia	803
Chlorurus microrhinos (Bleeker, 1854) Phylum Chordata > Class Teleostei	568
Naso lituratus (Forster, 1801) Phylum Chordata > Class Teleostei	559
Monotaxis grandoculis (Forsskål, 1775) Phylum Chordata > Class Teleostei	501
Naso hexacanthus (Bleeker, 1855) Phylum Chordata > Class Teleostei	464
Siganus argenteus (Quoy & Gaimard, 1825) Phylum Chordata > Class Teleostei	416

Newest species

Scientific name	Records	Since
Sphyraena jello Cuvier, 1829 Phylum Chordata > Class Teleostei	12	2015
Hyotissa hyotis (Linnaeus, 1758) Phylum Mollusca > Class Bivalvia	2	2015
Aethaloperca rogaa (Forsskål, 1775) Phylum Chordata > Class Teleostei	1	2015
Calotomus carolinus (Valenciennes, 1840) Phylum Chordata > Class Teleostei	1	2015
Davidaster rubiginosus (Pourtalès, 1869) Phylum Echinodermata > Class Crinoidea	1	2015
Scarus fuscocaudalis Randall & Myers, 2000 Phylum Chordata > Class Teleostei	2	2015
Istiompax indica (Cuvier, 1832) Phylum Chordata > Class Teleostei	72	2015
Actinopyga miliaris (Quoy & Gaimard, 1834) VU Phylum Echinodermata > Class Holothuroidea	1	2013
Hydrophis platurus (Linnaeus, 1766) Phylum Chordata	1	2013
Holothuria whitmaei Bell, 1887 EN Phylum Echinodermata > Class Holothuroidea	4	2013

Data providers

Name	Records
U.S. Geological Survey HQ	13,042
Pacific Islands Ocean Observing System	12,881
University of Guam	12,881
Vlaams Instituut voor de Zee	9,717
Natural Resources Assessment Surveys (NRAS)	7,517
The Ecology Centre and Commonwealth Facility for Applied Environmental Decision Analysis (AEDA) University of Queensland	7,517
Pacific Community	6,179
Marshall Islands Marine Resources Authority	6,179
Tulane University Biodiversity Research Institute	5,879
Berkeley Natural History Museums	4,989