Algeria - Ocean Biodiversity Information System

Algeria

Statistics

Occurrence records	71,302
Species level	69,761
Species	642
Taxa	842
Datasets	99
Time range	1842 - 2023

Data quality

Dropped records

Dropped records	0
Not marine	209
No WoRMS match	366
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	24
No accepted name available	113

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	55,532	92
eventDate	1,096	0
maximumDepthInMeters	68,641	3
minimumDepthInMeters	68,019	3
occurrenceStatus	1,487	0
scientificName	10	0
scientificNameID	797	5

Spatial issues

Records on land	36,526
More than 20 km from shore	43
Depth exceeds bathymetric depth	54

Top datasets

Dataset	Records
DELTATRACK - Herring gulls (Larus argentatus, Laridae) and lesser black-backed gulls (Larus fuscus, Laridae) breeding at Neeltje Jans (Netherlands) Published 2024-09-03	23,465
LBBG_JUVENILE - Juvenile lesser black-backed gulls (Larus fuscus, Laridae) and herring gulls (Larus argentatus, Laridae) hatched in Zeebrugge (Belgium) Published 2024-09-04	22,941
LBBG_ZEEBRUGGE - Lesser black-backed gulls (Larus fuscus, Laridae) breeding at the southern North Sea coast (Belgium and the Netherlands) Published 2024-09-04	15,601
Satellite-tracking of loggerhead sea turtles tracked from western Mediterranean Published 2025-03-20	3,863
IBSS historical data from different cruises Published 2025-03-20	1,889
PANGAEA - Data from Climatic variability of the Mediterranean Paleo-circulation (CLIVAMP) Published 2025-03-20	559
Discovery Collections Midwater Database Published 2021-12-14	287
CorMedNet- Distribution and demographic data of habitat-forming invertebrate species from Mediterranean coralligenous assemblages between 1882 and 2019. Published 2025-03-20	276
Atlantic Anguilla surveys (1862-2007) Published 2024-09-09	261
National Museum of Natural History Vertebrate Zoology Fishes Collections Published	247

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	62,007
Caretta caretta (Linnaeus, 1758) VU Phylum Chordata	4,049
Anguilla Schrank, 1798 Phylum Chordata > Class Teleostei	262
Globigerinoides ruber (d'Orbigny, 1839) Phylum Foraminifera > Class Globothalamea	93
Calanoida Sars G.O., 1903 Phylum Arthropoda > Class Copepoda	61
Globigerina bulloides d'Orbigny, 1826 Phylum Foraminifera > Class Globothalamea	53
Neogloboquadrina Bandy, Frerichs & Vincent, 1967 Phylum Foraminifera > Class Globothalamea	51
Neogloboquadrina pachyderma (Ehrenberg, 1861) Phylum Foraminifera > Class Globothalamea	49
Hygophum benoiti (Cocco, 1838) Phylum Chordata > Class Teleostei	49
Sagitta Quoy & Gaimard, 1827 Phylum Chaetognatha > Class Sagittoidea	48

Newest species

Scientific name	Records	Since
Pachastrella monilifera Schmidt, 1868 Phylum Porifera > Class Demospongiae	2	2019
Poecillastra compressa (Bowerbank, 1866) Phylum Porifera > Class Demospongiae	1	2019
Cerastoderma glaucum (Bruguière, 1789) Phylum Mollusca > Class Bivalvia	17	2019
Abra segmentum (Récluz, 1843) Phylum Mollusca > Class Bivalvia	11	2019
Ruditapes decussatus (Linnaeus, 1758) Phylum Mollusca > Class Bivalvia	17	2019
Ruppia maritima Linnaeus, 1753 Phylum Tracheophyta > Class Magnoliopsida	19	2019
Ruppia cirrhosa (Petagna) Grande, 1918 Phylum Tracheophyta > Class Magnoliopsida	12	2019
Zostera noltei Hornemann, 1832 Phylum Tracheophyta > Class Magnoliopsida	31	2019
Arcuatula senhousia (W. H. Benson, 1842) Phylum Mollusca > Class Bivalvia	16	2019
Loripes orbiculatus Poli, 1795 Phylum Mollusca > Class Bivalvia	29	2019

Data providers

Name	Records
Vlaamse Overheid - Instituut voor Natuur- en Bosonderzoek	62,007
Universiteit Gent	38,550
Universiteit Antwerpen	38,542
Universiteit van Amsterdam	23,465
Vlaams Instituut voor de Zee	22,904
University of Amsterdam, Faculty of Science, Institute for Biodiversity and Ecosystem Dynamics	15,601
Technical University of Valencia; Department of Transportation Infrastructures and Engineering	3,863
National Academy of Sciences of Ukraine, O. O. Kovalevsky Institute of Biology of the Southern Seas	1,889
Intergovernmental Oceanographic Commission of UNESCO	432
Consejo Superior de Investigaciones Científicas; Institute of Marine Sciences	325