Upper Gulf of California Region, Mexico - Ocean Biodiversity Information System

Upper Gulf of California Region, Mexico

Statistics

Occurrence records	4,929
Species level	3,601
Species	765
Taxa	1,048
Datasets	37
Time range	1889 - 2025

Data quality

Dropped records

Dropped records	0
Not marine	15
No WoRMS match	251
No coordinates	0
Zero coordinates	0

Taxonomic issues

Marine unsure	0
No accepted name available	12

Missing and invalid fields

Field	Missing	Invalid
coordinateUncertaintyInMeters	3,274	49
eventDate	1,833	0
maximumDepthInMeters	4,352	0
minimumDepthInMeters	3,578	0
occurrenceStatus	4,169	0
scientificName	100	0
scientificNameID	2,301	2

Spatial issues

Records on land	211
More than 20 km from shore	1
Depth exceeds bathymetric depth	3

Top datasets

Dataset	Records
FishNet2 Marine Data Published 2023-12-19	1,215
CAS Invertebrate Zoology (IZ) Published 2025-03-17	890
CAS Ichthyology (ICH) Published 2025-03-17	410
National Museum of Natural History Invertebrate Zoology Collections Published	369
Delaware Museum of Nature and Science – Mollusks Published 2025-03-18	341
SWFSC Marine Mammal Survey, Vaquita 2008, Cruise 1637 Published 2022-03-03	322
SWFSC Marine Mammal Survey, Vaquita 1997, Cruise 1608 Published 2022-03-03	310
Malacology Collection at the Academy of Natural Sciences of Philadelphia Published 2025-03-18	237
DMNS Marine Invertebrate Collection (Arctos) Published 2023-10-01	145
National Museum of Natural History Vertebrate Zoology Fishes Collections Published	133

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
Phocoena sinus Norris & McFarland, 1958 CR Phylum Chordata > Class Mammalia	270
Tursiops truncatus (Montagu, 1821) Phylum Chordata > Class Mammalia	107
Tunicata Lamarck, 1816 Phylum Chordata	97
Zalophus californianus (Lesson, 1828) Phylum Chordata > Class Mammalia	88
Cetacea Brisson, 1762 Phylum Chordata > Class Mammalia	73
Polychaeta Grube, 1850 Phylum Annelida > Class Polychaeta	72
Bryozoa Phylum Bryozoa	65
Amphipoda Latreille, 1816 Phylum Arthropoda > Class Malacostraca	54
Balaenoptera Lacépède, 1804 Phylum Chordata > Class Mammalia	52
Ophiactis savignyi (Müller & Troschel, 1842) Phylum Echinodermata > Class Ophiuroidea	50

Newest species

Scientific name	Records	Since
Balaenoptera brydei Olsen, 1913 Phylum Chordata > Class Mammalia	2	2019
Numenius phaeopus (Linnaeus, 1758) Phylum Chordata > Class Aves	1	2018
Stramonita biserialis (Blainville, 1832) Phylum Mollusca > Class Gastropoda	1	2014
Olivella zonalis (Lamarck, 1811) Phylum Mollusca > Class Gastropoda	1	2014
Solenosteira mendozana (S. S. Berry, 1959) Phylum Mollusca > Class Gastropoda	1	2014
Neverita aulacoglossa (Pilsbry & Vanatta, 1909) Phylum Mollusca > Class Gastropoda	1	2014
Neoterebra panamensis (Dall, 1908) Phylum Mollusca > Class Gastropoda	1	2014
Conus dalli Stearns, 1873 Phylum Mollusca > Class Gastropoda	1	2012
Crassispira maura (G. B. Sowerby I, 1834) Phylum Mollusca > Class Gastropoda	1	2012
Leukoma metodon (Pilsbry & H. N. Lowe, 1932) Phylum Mollusca > Class Bivalvia	1	2012

Data providers

Name	Records
California Academy of Sciences	1,302
Tulane University Biodiversity Research Institute	1,215
Duke University	692
NOAA, Southwest Fisheries Science Center, Fisheries Resources Division, La Jolla	678
InvertEBase	578
Intergovernmental Oceanographic Commission of UNESCO	511
National Museum of Natural History, Smithsonian Institution	502
California Academy of Sciences	412
Delaware Museum of Nature and Science – Mollusks	341
Malacology Collection at the Academy of Natural Sciences of Philadelphia	237