The tuna database contains groomed commercially collected tuna catch effort data from New Zealand, Australia, and Japan.

Fishing methods: surface longline, troll, handline, pole and line, and trot line or Dahn line.

Sampling frequency: variable. Database records started in 1980 and continue to present.

Number of sites: variable.

Extent of site: entire EEZ and beyond. Lat/Long provided for all data.

Number of replicates: N/A.

Measured variables: catch effort data including vessel name, location, catch effort, total catch weight, species caught, fishing method.

Sampling protocol & QA: catch return data is required by law from all vessels within NZ EEZ. groomed data.