Dataset

CAS Mammalogy (MAM)

OBIS USA Open in mapper Explore occurrences

The electronic catalog of the mammalogy collection at the California Academy of Sciences, San Francisco.

Published: March 16, 2026 at 23:00

License: To the extent possible under law, the publisher has waived all rights to these data and has dedicated them to the Public Domain (CC0 1.0)

URL: http://ipt.calacademy.org:8080/resource?r=mam

Contacts:

Maureen Flannery
California Academy of Sciences

39,362
occurrence records
101
taxa
74
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 15,159 1
38.5%
decimalLatitude 7,268
18.5%
decimalLongitude 7,265
18.5%
eventDate 2,787 81
7.3%
maximumDepthInMeters 39,362
100.0%
minimumDepthInMeters 39,362
100.0%
occurrenceStatus 39,362
100.0%
scientificName 4
0.0%
scientificNameID 39,362
100.0%

Quality flags

The OBIS data quality flags are documented at https://github.com/iobis/obis-qc.

Flag Dropped Records
NO_DEPTH 39,362
100.0%
NO_MATCH 29,807
75.7%
ON_LAND 28,305
71.9%
NO_COORD 7,268
18.5%
NOT_MARINE 1,805
4.6%
MARINE_UNSURE 500
1.3%
DATE_BEFORE_MIN 1
0.0%
NO_ACCEPTED_NAME 1
0.0%

Measurement types

DNA derived data