Japan-filtered OBIS Octopodoidea occurrence records

Ocean Biodiversity Information System (OBIS) Octopodoidea occurrence records filtered to the Japan bounding box (latitude 25–50, longitude 125–150) and standardized to the common column set shared across all datamuseum Japan data sets. SciName is taken directly from the species field. Rows with NA in Source, Family, Genus, SciName, or Year are removed.

Usage

OBIS_Japan

Format

A data frame with 668 rows and 12 variables:

SciName

Scientific name taken directly from the species field. Trailing NA strings removed.

Genus

Genus name.

Family

Family name.

Year

Year of occurrence record, from date_year. Note this field differs from all other sources which use year.

Latitude

Decimal latitude, filtered to [25, 50].

Longitude

Decimal longitude, filtered to [125, 150].

Country

Country name, from country.

Prefecture

State or province, from stateProvince.

Precise Location

Locality description, from locality.

Source

Institution code, from institutionCode.

catalogNumber

Museum lot identification code. Used for duplicate detection in museum via deduplicate.

individualCount

Specimen count per lot. Used for row expansion in museum via duplicate.

Source

Derived from the raw OBIS occurrence download. Full source CSVs (raw, trimmed, and Japan-filtered) are available at https://github.com/btorgovitsky00/datamuseum.

Ocean Biodiversity Information System (OBIS). Downloaded 30 March 2026. https://obis.org

Details

The raw and trimmed intermediate versions of this data set are available as CSV files in the package data repository. Note that those files contain non-ASCII characters in locality and collector name fields, reflecting the international scope of OBIS occurrence records.

See also

The raw and trimmed intermediate versions of this data set are available as CSV files at https://github.com/btorgovitsky00/datamuseum.

museum for the combined data set including these records.