Dataset

NCOS1959_Echinodermata

OBIS Secretariat Open in mapper Explore occurrences

The Database of NCOS1959_Echinodermata includes 7723 records of Echinodermata specimen collected in the Marine Biological Museum of Chinese Academy of Sciences during the National Comprehensive Oceanographic Survey (NCOS) from 1958 to1960. The surveyed area covered the coast of China Seas, including the Bohai Sea, the Yellow Sea, the East China Sea and the South China Sea, almost 1200 sampling stations. Most taxa of marine invertebrates were obtained in this survey.

URL: http://ipt.obis.org/nonode/resource?r=ncos1959_echinodermata

7,723
occurrence records
313
taxa
243
species

Taxa

Missing and invalid fields

Field Missing Invalid
coordinateUncertaintyInMeters 7,723
100.0%
eventDate 7,723
100.0%
maximumDepthInMeters 7,723
100.0%
minimumDepthInMeters 7,723
100.0%
occurrenceStatus 7,723
100.0%
scientificNameID 364 4
4.8%

Quality flags

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

Flag Dropped Records
NO_DEPTH 7,723
100.0%
NO_MATCH 292
3.8%
ON_LAND 22
0.3%
NO_ACCEPTED_NAME 17
0.2%

Measurement types

DNA derived data