The data contain the benthic environmental parameters of the Yellow Sea from May to June 2009. The environmental parameters include the sediment median grain size, sediment water content, organic matter content, and the concentrations of chlorophyll a and pheophytin a.

Citation: http://www.iobis.org.cn:8080/ipt/logo.do?r=environmental_factors_iocas_2009s

URL: http://ipt.iobis.org/obis-china/resource?r=environmental_factors_iocas_2009s

Kuidong Xu
Institute of Oceanology, Chinese Academy of Sciences

occurrence records

Taxa

Missing and invalid fields

Field	Missing
coordinateUncertaintyInMeters	38	100.0%
decimalLatitude	38	100.0%
decimalLongitude	38	100.0%
eventDate	38	100.0%
maximumDepthInMeters	38	100.0%
minimumDepthInMeters	38	100.0%
occurrenceStatus	38	100.0%
scientificName	38	100.0%
scientificNameID	38	100.0%

Quality flags

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

Flag	Dropped	Records
NO_COORD		38	100.0%
NO_MATCH		38	100.0%

Benthic environmental parameters in the Yellow Sea in May-June 2009

Taxa

Missing and invalid fields

Quality flags

Measurement types

DNA derived data