EBSA No. 26: Tongan Archipelago - Ocean Biodiversity Information System

EBSA No. 26: Tongan Archipelago

Statistics

Occurrence records	101,489
Species level	95,664
Species	2,140
Taxa	2,793
Datasets	86
Time range	1827 - 2024

Data quality

Dropped records

Dropped records	0
Not marine	241
No WoRMS match	187
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	8
No accepted name available	74

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	11,654	15
eventDate	4,812	0
maximumDepthInMeters	11,362	0
minimumDepthInMeters	13,302	0
occurrenceStatus	10,707	0
scientificName	88	0
scientificNameID	2,085	3

Spatial issues

Records on land	2,362
More than 20 km from shore	0
Depth exceeds bathymetric depth	731

Top datasets

Dataset	Records
Tonga reef fish survey data 2016-2018 Published 2022-06-17	80,990
National Museum of Natural History Vertebrate Zoology Fishes Collections Published	3,890
FishNet2 Marine Data Published 2023-12-19	3,158
SPC PROCFish/C Fish Observations Tonga 2008 Published 2022-06-19	2,444
Reef Life Survey (RLS) around New Zealand region: Reef fish dataset Published 2018-08-08	2,429
Happywhale - Humpback whale in South Pacific Ocean Published 2025-03-17	2,053
CAS Invertebrate Zoology (IZ) Published 2025-03-24	756
National Museum of Natural History Invertebrate Zoology Collections Published	677
Benthic species from the tropical Pacific surrounding New Caledonia Published 2025-03-20	447
Australian Museum Ichthyology Collection Published 2022-06-08	342

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	4,349
Pomacentrus vaiuli Jordan & Seale, 1906 Phylum Chordata > Class Teleostei	3,651
Chlorurus sordidus (Forsskål, 1775) Phylum Chordata > Class Teleostei	2,799
Chrysiptera taupou (Jordan & Seale, 1906) Phylum Chordata > Class Teleostei	2,347
Acanthurus nigrofuscus (Forsskål, 1775) Phylum Chordata > Class Teleostei	2,302
Pomacentrus callainus Randall, 2002 Phylum Chordata > Class Teleostei	2,280
Zebrasoma scopas (Cuvier, 1829) Phylum Chordata > Class Teleostei	2,279
Megaptera novaeangliae (Borowski, 1781) Phylum Chordata > Class Mammalia	2,116
Scaridae Rafinesque, 1810 Phylum Chordata > Class Teleostei	1,608
Scarus schlegeli (Bleeker, 1861) Phylum Chordata > Class Teleostei	1,488

Newest species

Scientific name	Records	Since
Rastrelliger kanagurta (Cuvier, 1816) Phylum Chordata > Class Teleostei	2	2018
Sphyraena helleri Jenkins, 1901 Phylum Chordata > Class Teleostei	2	2018
Chromis opercularis (Günther, 1867) Phylum Chordata > Class Teleostei	16	2018
Myripristis adusta Bleeker, 1853 Phylum Chordata > Class Teleostei	2	2018
Lutjanus ehrenbergii (Peters, 1869) Phylum Chordata > Class Teleostei	13	2018
Halichoeres nebulosus (Valenciennes, 1839) Phylum Chordata > Class Teleostei	17	2018
Naso brachycentron (Valenciennes, 1835) Phylum Chordata > Class Teleostei	11	2018
Labroides rubrolabiatus Randall, 1958 Phylum Chordata > Class Teleostei	7	2018
Gymnocranius euanus (Günther, 1879) Phylum Chordata > Class Teleostei	65	2018
Zoramia fragilis (Smith, 1961) Phylum Chordata > Class Teleostei	6	2018

Data providers

Name	Records
James Cook University, Townsville	80,990
Vava’u Environmental Protection Association	80,990
Intergovernmental Oceanographic Commission of UNESCO	4,830
National Museum of Natural History, Smithsonian Institution	4,567
National Institute for Water & Atmospheric Research	3,198
Tulane University Biodiversity Research Institute	3,158
University of Tasmania, Institute for Marine and Antarctic Studies	2,798
Pacific Community	2,444
Service Territorial de l’Environnement de Wallis et Futuna	2,444
Ministry of Fisheries	2,444