Dataset

Dredge, trawl and bycatch records from the northern section of the Great Barrier Reef, Australia (1991-1996)

OBIS Australia MeasurementOrFact Open in mapper Explore occurrences

Dredge, trawl and bycatch records from the northern section of the Great Barrier Reef, Australia (1991-1996) from the project 'Environmental Effects of Prawn Trawling in the Far Northern Section of the Great Barrier Reef ' which was a five year study into the effects of trawling on seabed communities in the inter-shoal and inter-reef areas in the Far Northern Section of the Great Barrier Reef. Project information is at https://marlin.csiro.au/geonetwork/srv/eng/catalog.search#/metadata/28cef823-767c-459f-891f-5f166bc905de.

Citation: Pitcher R (2022): Dredge, trawl and bycatch records from the northern section of the Great Barrier Reef, Australia (1991-1996). v1.6. CSIRO National Collections and Marine Infrastructure (NCMI) Information and Data Centre (IDC). Dataset/Samplingevent. https://www.marine.csiro.au/ipt/resource?r=gbr_northern_prawn_survey_catch&v=1.6

Published: June 09, 2022 at 23:56

URL: https://www.marine.csiro.au/ipt/resource?r=gbr_northern_prawn_survey_catch

47,329
occurrence records
97,395
measurements and facts
1,041
taxa
749
species

Taxa

Missing and invalid fields

Field Missing Invalid
decimalLatitude 112
0.2%
decimalLongitude 112
0.2%
eventDate 20
0.0%
maximumDepthInMeters 20,188
42.7%
minimumDepthInMeters 35,475
75.0%
scientificNameID 3,071 85
6.7%

Quality flags

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

Flag Dropped Records
NO_DEPTH 20,188
42.7%
NO_MATCH 1,552
3.3%
WORMS_ANNOTATION_RESOLVABLE 1,384
2.9%
NO_ACCEPTED_NAME 370
0.8%
WORMS_ANNOTATION_RESOLVABLE_LOSS 219
0.5%
MARINE_UNSURE 135
0.3%
NOT_MARINE 127
0.3%
WORMS_ANNOTATION_REJECT_AMBIGUOUS 115
0.2%
NO_COORD 112
0.2%
WORMS_ANNOTATION_REJECT_GROUPING 74
0.2%

Measurement types

DNA derived data