Dataset

Eulachon migration bottom trawl surveys

OBIS Canada MeasurementOrFact Open in mapper Explore occurrences

Catch, effort, location (latitude and longitude), and associated biological data from the Eulachon Migration Study Bottom Trawl surveys on the coast of British Columbia.

Citation: Hodes, V (2021): Eulachon migration bottom trawl surveys. v1. Fisheries and Oceans Canada. Dataset/Samplingevent. http://ipt.iobis.org/obiscanada/resource?r=eulachon_synoptic_surveys&v=1.0

Published: March 23, 2022 at 15:58

License: This work is licensed under a Creative Commons Attribution (CC-BY) 4.0 License

URL: http://ipt.iobis.org/obiscanada/resource?r=eulachon_synoptic_surveys

Contacts:

Melissa Nottingham
Fisheries and Oceans Canada

Vanessa Hodes
Fisheries and Oceans Canada

Lindsay Dealy
Fisheries and Oceans Canada

OBIS Canada node manager
Fisheries and Oceans Canada

19,797
occurrence records
40,528
measurements and facts
206
taxa
157
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 19,797
100.0%
decimalLatitude 17
0.1%
decimalLongitude 17
0.1%
eventDate 17
0.1%
maximumDepthInMeters 17
0.1%
minimumDepthInMeters 17
0.1%

Quality flags

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

Flag Dropped Records
DEPTH_EXCEEDS_BATH 861
4.3%
NO_COORD 17
0.1%
NO_DEPTH 17
0.1%

Measurement types

DNA derived data