Croatia - Ocean Biodiversity Information System

Croatia

Statistics

Occurrence records	74,586
Species level	50,626
Species	2,300
Taxa	2,907
Datasets	120
Time range	1834 - 2022

Data quality

Dropped records

Dropped records	0
Not marine	429
No WoRMS match	452
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	130
No accepted name available	3,321

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	57,432	737
eventDate	3,591	0
maximumDepthInMeters	22,394	0
minimumDepthInMeters	21,624	21
occurrenceStatus	1,198	0
scientificName	9	0
scientificNameID	855	184

Spatial issues

Records on land	5,178
More than 20 km from shore	1
Depth exceeds bathymetric depth	1,615

Top datasets

Dataset	Records
Italian official Adriatic (Mediterranean Sea) landings between 1953 and 2012 Published 2025-03-20	12,571
Trawl survey data from the Jabuka Pit area (central-eastern Adriatic Sea, Mediterranean) collected between 1956 and 1971 Published 2025-03-20	9,723
Phytoplankton community and primary production time series in the coastal and open waters at the Adriatic Sea (2002-2015) Published 2025-03-20	5,937
Mesozooplankton abundance from 1959-2017 in the Middle Adriatic Sea Published 2025-03-20	5,818
Phytoplankton abundance in the coastal and open waters of the Adriatic Sea (2013-2014) Published 2025-03-20	4,102
IBSS historical data from different cruises Published 2025-03-20	3,271
Microzooplankton South Adriatic-PRISMA1-Flussi Project Published 2025-03-20	3,246
Trawl-survey data in the central-eastern Adriatic Sea (Mediterranean) collected in 1957 and 1958 Published 2025-03-20	3,139
Trawl-survey data from the “expedition Hvar” in the Adriatic Sea (Mediterranean) collected in 1948-1949 Published 2025-03-20	2,453
Mesozooplankton abundance from 1972-1995 in the coastal Middle Adriatic Sea Published 2025-03-20	2,438

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
Merluccius merluccius (Linnaeus, 1758) Phylum Chordata > Class Teleostei	1,109
Pisces Phylum Chordata	942
Copepoda Milne Edwards, 1840 Phylum Arthropoda > Class Copepoda	905
Serranus scriba (Linnaeus, 1758) Phylum Chordata > Class Teleostei	794
Trisopterus capelanus (Lacepède, 1800) Phylum Chordata > Class Teleostei	679
Sardina pilchardus (Walbaum, 1792) Phylum Chordata > Class Teleostei	656
Engraulis encrasicolus (Linnaeus, 1758) Phylum Chordata > Class Teleostei	654
Tursiops truncatus (Montagu, 1821) Phylum Chordata > Class Mammalia	653
Appendicularia Phylum Chordata > Class Appendicularia	647
Hydrozoa Owen, 1843 Phylum Cnidaria > Class Hydrozoa	643

Newest species

Scientific name	Records	Since
Meristoderes zmaj González-Casarrubios, Sánchez, Cepeda & Pardos, 2024 Phylum Kinorhyncha > Class Cyclorhagida	1	2022
Rhizostoma pulmo (Macri, 1778) Phylum Cnidaria > Class Scyphozoa	1	2020
Chrysaora hysoscella (Linnaeus, 1767) Phylum Cnidaria > Class Scyphozoa	3	2020
Aurelia pseudosolida Garić & Batistić, 2022 Phylum Cnidaria > Class Scyphozoa	2	2020
Mnemiopsis leidyi A. Agassiz, 1865 Phylum Ctenophora > Class Tentaculata	59	2019
Patella ferruginea Gmelin, 1791 Phylum Mollusca > Class Gastropoda	1	2019
Cycloporus pinkipus Egger & Dittmann, 2023 Phylum Platyhelminthes	1	2019
Caulerpa taxifolia (M.Vahl) C.Agardh, 1817 Phylum Chlorophyta > Class Ulvophyceae	1	2018
Calonectris diomedea (Scopoli, 1769) Phylum Chordata > Class Aves	7	2016
Halophila stipulacea (Forsskål) Ascherson, 1867 Phylum Tracheophyta > Class Magnoliopsida	2	2016

Data providers

Name	Records
National Institute of Oceanography and Applied Geophysics	36,650
Italian National Institute for Environmental Protection and Research — Branch office Chioggia	30,167
Institute of Oceanography and Fisheries Croatia	24,208
Vlaams Instituut voor de Zee	15,841
University of Trieste – Marine Biology Laboratory	5,615
National Academy of Sciences of Ukraine, O. O. Kovalevsky Institute of Biology of the Southern Seas	3,291
Consejo Superior de Investigaciones Científicas; Institute of Marine Sciences	1,691
The Stazione Zoologica Anton Dohrn	1,632
Italian National Research Council	1,595
Università Politecnica delle Marche	1,514