Hellenic Centre for Marine Research

Hellenic Centre for Marine Research

Child institutes

Hellenic Centre for Marine Research - Institute of Marine Biological Resources and Inland Waters
Hellenic Centre for Marine Research (HCMR), Hellenic National Oceanographic Data Centre (HNODC)
Hellenic Centre for Marine Research - Institute of Oceanography
Hellenic Centre for Marine Research - Institute of Marine Biology, Biotechnology and Aquaculture
Hellenic Centre for Marine Research, Crete

OceanExpert to mapper

Statistics

Occurrence records	215,998
Species level	170,759
Species	6,724
Taxa	8,510
Datasets	98
Time range	1841 - 2023

Data quality

Dropped records

Not marine	4,351
No WoRMS match	14,106
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	4,158
No accepted name available	8,215

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	214,784	0
eventDate	34,074	0
maximumDepthInMeters	32,526	0
minimumDepthInMeters	27,525	0
scientificName	173	0
scientificNameID	8,045	6,113

Spatial issues

Records on land	14,958
More than 20 km from shore	3
Depth exceeds bathymetric depth	18,002

Top datasets

Dataset	Records
Mediterranean Ocean Biodiversity Information System Published 2024-12-12	33,720
Zooplankton of Lebanon Published 2024-12-12	24,348
ARMS-MBON data on long-term monitoring of hard-bottom communities: 18S results from 2018-2020 Published 2024-12-12	20,219
Fish and marine invertebrates from the Israeli Eastern Mediterranean Sea Published 2021-10-20	13,941
ARMS-MBON data on long-term monitoring of hard-bottom communities: COI results from 2018-2020 Published 2024-07-16	11,515
ARMS-MBON data on long-term monitoring of hard-bottom communities: COI results from 2018-2020 Published 2024-12-12	11,515
Phytoplankton of Lebanon Published 2024-12-12	8,431
Temporal evolution of zooplankton by Juday-Bogorov net in the Northwestern Mediterranean Sea.Villefranche-sur-mer,1966-1999 Published 2020-04-08	7,099
Macro- and megafauna from the North Aegean Sea from 1997-1998 Published 2024-02-26	6,402
Temporal evolution of zooplankton by Regent net in the Northwestern Mediterranean Sea,Villefranche-sur-mer, 1959-2010. Published 2020-04-10	5,629

Distribution

Records

Composition

detailed (class) simple

Top taxa

IUCN Red List All taxa IUCN Red List All taxa IUCN Red List All taxa

Scientific name	Records
Crustacea Brünnich, 1772 Phylum Arthropoda	1,708
Ascidiacea Blainville, 1824 Phylum Chordata > Class Ascidiacea	1,286
Dinoflagellata Phylum Myzozoa	1,078
Liriope tetraphylla (Chamisso & Eysenhardt, 1821) Phylum Cnidaria > Class Hydrozoa	1,060
Thalia democratica (Forskål, 1775) Phylum Chordata > Class Thaliacea	1,007
Lensia subtilis (Chun, 1886) Phylum Cnidaria > Class Hydrozoa	805
Centropages typicus Krøyer, 1849 Phylum Arthropoda > Class Copepoda	778
Annelida Lamarck, 1802 [as Annelides] Phylum Annelida	771
Parasagitta setosa (J. Müller, 1847) Phylum Chaetognatha > Class Sagittoidea	671
Muggiaea kochii (Will, 1844) Phylum Cnidaria > Class Hydrozoa	668