Argentina - Ocean Biodiversity Information System

Argentina

Statistics

Occurrence records	412,535
Species level	200,977
Species	3,854
Taxa	5,388
Datasets	215
Time range	1767 - 2025

Data quality

Dropped records

Dropped records	0
Not marine	897
No WoRMS match	1,704
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	1,792
No accepted name available	113,830

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	410,873	403
eventDate	15,500	0
maximumDepthInMeters	228,653	349
minimumDepthInMeters	391,499	238
occurrenceStatus	225,083	0
scientificName	430	0
scientificNameID	7,313	1,561

Spatial issues

Records on land	42,904
More than 20 km from shore	622
Depth exceeds bathymetric depth	2,376

Top datasets

Dataset	Records
UNESCO eDNA expedition in Península Valdés (Argentina): July 2023 Published 2024-12-08	170,245
Programa de Observadores a Bordo (POBCh) de la Secretaria de Pesca de la Provincia del Chubut, Argentina . Observer On board Program -Fisheries Secretariat of the Province of Chubut-Argentina (OOBPPCh) Published 2021-05-17	170,172
The Retrospective Analysis of Antarctic Tracking (Standardised) Data from the Scientific Committee on Antarctic Research Published 2024-10-23	10,453
MICROBIS Database (version 1) - European data Published	9,875
National Museum of Natural History Invertebrate Zoology Collections Published	5,136
Rocky reef biodiversity survey: Punta Pardelas, Argentina Published 2021-12-03	4,490
Fishes in the Argentine Sea from 1967 to the present time Published 2021-05-17	4,085
Locations of seals in Patagonian Large Marine Ecosystem (OBIS South America, AR-OBIS, Sub-node) Published 2017-11-24	3,185
Biological observations from the Discovery Investigations 1925-1952 Published 2019-03-15	2,339
sarce_rockyshores Published 2019-12-16	2,225

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
Biota incertae sedis	113,209
Chordata Haeckel, 1874 Phylum Chordata	14,384
Merluccius hubbsi Marini, 1933 Phylum Chordata > Class Teleostei	13,038
Pleoticus muelleri (Spence Bate, 1888) Phylum Arthropoda > Class Malacostraca	12,804
Lithodes santolla (Molina, 1782) Phylum Arthropoda > Class Malacostraca	11,583
Animalia	9,370
Illex argentinus (Castellanos, 1960) Phylum Mollusca > Class Cephalopoda	8,789
Psammobatis normani McEachran, 1983 Phylum Chordata > Class Elasmobranchii	7,832
Loligo Lamarck, 1798 Phylum Mollusca > Class Cephalopoda	7,641
Patagonotothen ramsayi (Regan, 1913) Phylum Chordata > Class Teleostei	7,438

Newest species

Scientific name	Records	Since
Lithophaga lithophaga (Linnaeus, 1758) Phylum Mollusca > Class Bivalvia	7	2024
Acrosiphonia arcta (Dillwyn) Gain, 1912 Phylum Chlorophyta > Class Chlorophyceae	7	2024
Hyperoodon planifrons Flower, 1882 Phylum Chordata > Class Mammalia	1	2024
Tachyeres pteneres (Forster, 1844) Phylum Chordata > Class Aves	1	2024
Oithona nana Giesbrecht, 1893 Phylum Arthropoda > Class Copepoda	166	2023
Oithona similis Claus, 1866 Phylum Arthropoda > Class Copepoda	61	2023
Aglaophenia tubulifera (Hincks, 1861) Phylum Cnidaria > Class Hydrozoa	50	2023
Scomber colias Gmelin, 1789 Phylum Chordata > Class Teleostei	164	2023
Haematopus palliatus Temminck, 1820 Phylum Chordata > Class Aves	32	2023
Lophonetta specularioides King, 1828 Phylum Chordata > Class Aves	26	2023

Data providers

Name	Records
Centro para el Estudio de Sistemas Marinos, Centro Nacional Patagónico	186,333
United Nations Educational, Scientific and Cultural Organization	170,316
Administración Área Natural Protegida Península Valdés, Argentina	170,245
Laboratorio de Mamíferos Marinos, Centro para el Estudio de Sistemas Marinos - CESIMAR-CONICET	170,245
Ministerio de Turismo y Áreas Protegidas, Provincia del Chubut, Argentina	170,245
UNESCO-IOC	170,245
UNESCO-WHC	170,245
Secretaría de Pesca de la Provincia del Chubut	170,172
Intergovernmental Oceanographic Commission of UNESCO	19,395
National Institute for Water & Atmospheric Research	13,240