Balearic (Iberian Sea) - Ocean Biodiversity Information System

Balearic (Iberian Sea)

Statistics

Occurrence records	453,469
Species level	247,978
Species	2,471
Taxa	3,638
Datasets	98
Time range	1900 - 2023

Data quality

Dropped records

Dropped records	0
Not marine	15,260
No WoRMS match	31,353
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	162,350
No accepted name available	611,969

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	7,212,822	1,269
eventDate	851	0
maximumDepthInMeters	56,297	0
minimumDepthInMeters	56,161	0
occurrenceStatus	9,682	0
scientificName	45	0
scientificNameID	1,242	30,916

Spatial issues

Records on land	3,570
More than 20 km from shore	0
Depth exceeds bathymetric depth	843

Top datasets

Dataset	Records
Phytoplankton abundance and composition and physico-chemical parameters in the Ebro delta embayments (Alfacs Bay and Fangar Bay, North Western Mediterranean) during 1990-2019 Published 2025-03-20	293,346
Marine biodiversity atlas of the Balearic Sea Published 2025-03-20	67,502
Demersal and mega-benthic species from the MEDITS (Mediterranean International Trawl Survey) project on the Spanish continental shelf between 1994 and 2009 Published 2025-03-20	35,693
HMAP Dataset 10: Catalonian Coast Published 2025-03-20	11,651
LBBG_ZEEBRUGGE - Lesser black-backed gulls (Larus fuscus, Laridae) breeding at the southern North Sea coast (Belgium and the Netherlands) Published 2024-09-04	10,904
MICROBIS Database (version 1) - European data Published	8,451
Satellite-tracking of loggerhead sea turtles tracked from western Mediterranean Published 2025-03-20	4,110
Biological Reference Collections ICM CSIC Published 2025-03-20	3,750
Macrofauna Bahia de Blanes Published 2025-03-20	3,702
Global Marine biodiversity data from Seawatchers Marine Citizen Science Platform 1980-2020 Published 2025-03-20	3,093

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
Pseudo-nitzschia H. Peragallo in H. Peragallo & M. Peragallo, 1900 Phylum Heterokontophyta > Class Bacillariophyceae	11,926
Larus fuscus Linnaeus, 1758 Phylum Chordata > Class Aves	11,734
Chaetoceros C.G. Ehrenberg, 1844 Phylum Heterokontophyta > Class Bacillariophyceae	10,837
Copepoda Milne Edwards, 1840 Phylum Arthropoda > Class Copepoda	9,942
Scrippsiella Balech ex A.R.Loeblich III, 1965 Phylum Myzozoa > Class Dinophyceae	8,681
Ciliophora Phylum Ciliophora	8,473
Tintinnidae Claparède & Lachmann, 1858 Phylum Ciliophora > Class Oligotrichea	7,459
Cylindrotheca closterium (Ehrenberg) Reimann & J.C.Lewin, 1964 Phylum Heterokontophyta > Class Bacillariophyceae	6,913
Tripos furca (Ehrenberg) F.Gómez, 2013 Phylum Myzozoa > Class Dinophyceae	6,805
Pleurosigma W. Smith, 1852 Phylum Heterokontophyta > Class Bacillariophyceae	6,711

Newest species

Scientific name	Records	Since
Megaptera novaeangliae (Borowski, 1781) Phylum Chordata > Class Mammalia	1	2023
Numenius arquata (Linnaeus, 1758) NT Phylum Chordata > Class Aves	1	2022
Alexandrium andersonii Balech, 1990 Phylum Myzozoa > Class Dinophyceae	4	2021
Ensis leei M. Huber, 2015 Phylum Mollusca > Class Bivalvia	1	2021
Balechina gracilis (Bergh) F.Gómez, Artigas & Gast, 2021 Phylum Myzozoa > Class Dinophyceae	2	2021
Guinardia blavyana H.Peragallo, 1892 Phylum Heterokontophyta > Class Bacillariophyceae	2	2020
Ardissonea formosa (Hantzsch) Grunow Phylum Heterokontophyta > Class Bacillariophyceae	101	2020
Foraminospongia balearica Díaz, Ramírez-Amaro & Ordines, 2021 Phylum Porifera > Class Demospongiae	2	2020
Foraminospongia minuta Díaz, Ramírez-Amaro & Ordines, 2021 Phylum Porifera > Class Demospongiae	2	2020
Geodia matrix Díaz & Cárdenas, 2024 Phylum Porifera > Class Demospongiae	2	2020

Data providers

Name	Records
Vlaams Instituut voor de Zee	423,662
Consejo Superior de Investigaciones Científicas; Institute of Marine Sciences	302,867
Institut de Recerca i Tecnològica Agroalimentaria	293,346
Instituto Español de Oceanografía – Centro Oceanográfico de Baleares	67,541
Universitat de les Illes Balears	67,502
Spanish Ministry of Economy and Competiveness; Instituto Español de Oceanografía Centro Oceanográfico de Baleares	67,502
Instituto Español de Oceanografía	35,693
Vlaamse Overheid - Instituut voor Natuur- en Bosonderzoek	11,727
University of Hull, Oceans Past Initiative	11,651
The University of Dublin, Trinity College	11,651