Portugal - Ocean Biodiversity Information System

Portugal

Statistics

Occurrence records	412,445
Species level	355,983
Species	3,375
Taxa	4,856
Datasets	190
Time range	1723 - 2024

Data quality

Dropped records

Dropped records	0
Not marine	6,343
No WoRMS match	6,539
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	13,364
No accepted name available	87,544

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	1,012,215	427
eventDate	2,378	0
maximumDepthInMeters	329,625	60
minimumDepthInMeters	294,247	64
occurrenceStatus	2,991	0
scientificName	10	0
scientificNameID	5,203	3,655

Spatial issues

Records on land	144,438
More than 20 km from shore	5,024
Depth exceeds bathymetric depth	58,019

Top datasets

Dataset	Records
LBBG_ZEEBRUGGE - Lesser black-backed gulls (Larus fuscus, Laridae) breeding at the southern North Sea coast (Belgium and the Netherlands) Published 2024-09-04	109,891
European Seabirds At Sea (ESAS) Published 2025-03-20	75,631
DELTATRACK - Herring gulls (Larus argentatus, Laridae) and lesser black-backed gulls (Larus fuscus, Laridae) breeding at Neeltje Jans (Netherlands) Published 2024-09-03	25,284
The CPR Survey Published 2025-03-20	17,501
Planktonic Production Cycles and their Relationship with Fishing Resources on the Portuguese Coast Published 2025-03-20	17,137
World Ocean Database 2009 Published 2020-11-17	16,812
LBBG_JUVENILE - Juvenile lesser black-backed gulls (Larus fuscus, Laridae) and herring gulls (Larus argentatus, Laridae) hatched in Zeebrugge (Belgium) Published 2024-09-04	14,453
PANGAEA - Data from international marine global change study (IMAGES) Published 2025-03-20	14,167
LBBG_ADULT - Lesser black-backed gulls (Larus fuscus, Laridae) breeding in Belgium Published 2024-09-04	13,983
Plankton Diversity Along the Portuguese Coast in the 1970s Published 2025-03-20	10,527

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
Larus fuscus Linnaeus, 1758 Phylum Chordata > Class Aves	166,325
Morus bassanus (Linnaeus, 1758) Phylum Chordata > Class Aves	42,222
Ichthyaetus melanocephalus (Temminck, 1820) Phylum Chordata > Class Aves	10,448
Larus michahellis J.F. Naumann, 1840 Phylum Chordata > Class Aves	5,978
Calonectris borealis (Cory, 1881) Phylum Chordata > Class Aves	4,932
Puffinus mauretanicus Lowe, 1921 CR Phylum Chordata > Class Aves	4,148
Neogloboquadrina pachyderma (Ehrenberg, 1861) Phylum Foraminifera > Class Globothalamea	3,994
Copepoda Milne Edwards, 1840 Phylum Arthropoda > Class Copepoda	3,052
Larus Linnaeus, 1758 Phylum Chordata > Class Aves	2,952
Stercorarius skua (Brünnich, 1764) Phylum Chordata > Class Aves	2,907

Newest species

Scientific name	Records	Since
Megaptera novaeangliae (Borowski, 1781) Phylum Chordata > Class Mammalia	1	2023
Feresa attenuata Gray, 1874 Phylum Chordata > Class Mammalia	1	2023
Zalophus californianus (Lesson, 1828) Phylum Chordata > Class Mammalia	1	2022
Clupea harengus Linnaeus, 1758 Phylum Chordata > Class Teleostei	1	2021
Seriola rivoliana Valenciennes, 1833 Phylum Chordata > Class Teleostei	1	2021
Dicentrarchus punctatus (Bloch, 1792) Phylum Chordata > Class Teleostei	1	2021
Argyrosomus regius (Asso, 1801) Phylum Chordata > Class Teleostei	1	2021
Pagrus auriga Valenciennes, 1843 Phylum Chordata > Class Teleostei	1	2021
Scomberesox saurus (Walbaum, 1792) Phylum Chordata > Class Teleostei	37	2020
Zostera noltei Hornemann, 1832 Phylum Tracheophyta > Class Magnoliopsida	54	2020

Data providers

Name	Records
Vlaams Instituut voor de Zee	291,850
Vlaamse Overheid - Instituut voor Natuur- en Bosonderzoek	175,855
Universiteit Gent	140,877
Universiteit Antwerpen	138,327
University of Amsterdam, Faculty of Science, Institute for Biodiversity and Ecosystem Dynamics	109,891
International Council for the Exploration of the Sea	81,112
Bureau Waardenburg bv – Ecology & Landscape	75,631
Christian-Albrechts-University Kiel; Research and Technology Centre	75,631
Vlaamse overheid; Beleidsdomein Omgeving; Instituut voor Natuur- en Bosonderzoek	75,631
Instituto Português do Mar e da Atmosfera, I. P.	51,782