Dataset

Ichthyology Collection - Royal Ontario Museum

OBIS Secretariat Open in mapper Explore occurrences

The ROM ichthyology collection has over one million specimens of approximately 7,000 species from around the world. The collection currently holds over 93,000 catalogued lots, including 124 holotypes and 1,045 paratypes, with additional types being added regularly through both in-house and collaborative research. The ROM houses the largest and most diverse collection of Canadian freshwater fishes in existence.

URL: http://ipt.obis.org/nonode/resource?r=fishes

Bradley Millen
Royal Ontario Museum

Erling Holm
Royal Ontario Museum

85,257
occurrence records
4,756
taxa
4,738
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 85,257
100.0%
eventDate 1,190
1.4%
maximumDepthInMeters 85,257
100.0%
minimumDepthInMeters 85,257
100.0%
occurrenceStatus 85,257
100.0%
scientificNameID 3,060 2
3.6%

Quality flags

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

Flag Dropped Records
NO_DEPTH 85,257
100.0%
ON_LAND 51,998
61.0%
NOT_MARINE 28,467
33.4%
NO_MATCH 376
0.4%
WORMS_ANNOTATION_RESOLVABLE 34
0.0%
NO_ACCEPTED_NAME 7
0.0%
MARINE_UNSURE 2
0.0%

Measurement types

DNA derived data