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Great Lakes Research Vessel Operations 1958-2018: Gillnet. (ver. 3.0, April 2019)

Dates

Publication Date
Start Date
1958-08-10
End Date
2018-12-04

Citation

U.S. Geological Survey, Great Lakes Science Center, 2019, Great Lakes Research Vessel Operations 1958-2018: Gillnet. (ver. 3.0, April 2019): U.S. Geological Survey data release, https://doi.org/10.5066/F75M63X0.

Summary

All gillnet data represented here expand upon vessel operations (OP table) data, all of which are collected by the United States Geological Survey, Great Lakes Science Center and its partners. The Gillnet Tables contain data collected from the research vessel deploying various gear used for gillnet data collection. The database uses sample_type to indicate the gear deployed. The tables relating to Gillnet are: GN_Annulus.csv, GN_Catch.csv, GN_Effort.csv, GN_Fish.csv, GN_L, GN_LF.csv, GN_OP.csv, GN_Prey.csv, GN_Stomach.csv, LMMB_Fish_Prey.csv, and LMMB_Invert_Prey.csv Data Quality: Note that the following data release is a snapshot of the database at the time of release. Some data quality checks are still being undertaken after the [...]

Contacts

Attached Files

Click on title to download individual files attached to this item.

rvcat-diagram-GN-withRef4.pdf 80.84 KB
GN_ANNULUS.csv 1.25 MB
GN_CATCH.csv 1.52 MB
GN_EFFORT.csv 1.25 MB
GN_FISH.csv 7.3 MB
GN_L.csv 53.54 KB
GN_LF.csv 1.56 MB
GN_OP.csv 166.25 KB
GN_PREY.csv 340.77 KB
GN_STOMACH.csv 25.79 KB
LMMB_FISH_PREY.csv 318.6 KB
LMMB_INVERT_PREY.csv 5.59 KB

Purpose

These data were collected and used in connection with numerous research projects, reports to various organizations on Great Lakes' ecosystem health, and for longitudinal data about environmental conditions and species inhabiting the Great Lakes.

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