Dataset

CSIRO, Rachel Cruises, Shark Data, Arafura Sea, North Australia, 1984

OBIS Australia MeasurementOrFact Open in mapper Explore occurrences

Biological data collected on 12 Cruises of the chartered fishing vessel "Rachel" in the Arafura Sea between January 1984 and May1985. The dataset consists of length, sex, species identity data for sharks, mainly Carcharhinus tilstoni, Carcharhinus sorrah, Scomberomorus commerson and Thunnus tonggol, from gillnet and longline samples. This dataset was collected as part of the CSIRO Northern Pelagic Fish Stock Research Project.

Citation: CSIRO - Arafura Sea shark surveys (Rachel cruises 1984-1985)

Published: September 05, 2022 at 01:34

URL: https://www.marine.csiro.au/ipt/resource?r=csiro_arafura_1984_1985

CSIRO National Collections and Marine Infrastructure Data Centre
CSIRO National Collections and Marine Infrastructure Data Centre

John Stevens

15,299
occurrence records
29,076
measurements and facts
76
taxa
63
species

Taxa

Missing and invalid fields

Field Missing Invalid
maximumDepthInMeters 15,239
99.6%
minimumDepthInMeters 15,239
99.6%
scientificNameID 16
0.1%

Quality flags

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

Flag Dropped Records
NO_DEPTH 15,239
99.6%
ON_LAND 40
0.3%
NO_ACCEPTED_NAME 9
0.1%
WORMS_ANNOTATION_RESOLVABLE_LOSS 9
0.1%
NO_MATCH 3
0.0%
WORMS_ANNOTATION_UNRESOLVABLE 1
0.0%

Measurement types

DNA derived data