Greenland Cod Observations from Commercial Fishing, 2010

Observer-collected biological data from 116 commercial fishing tows targeting cod (*Gadus morhua*) off the east coast of Greenland during May to July 2010. The dataset includes length measurements from 46 sampled tows and otoliths from 40 of those tows, with a reported discard rate of 0.08% for cod. This data was collected by the fishing vessel Marbella to fulfill requirements for the Greenlandic Authorities.

Use Cases

• Analyze cod length distributions based on the 46 sampled tows mentioned in the description.
• Study biological parameters like age and growth using the otolith samples collected from 40 tows.
• Assess bycatch and discard rates in commercial fisheries based on the reported 0.08% discard figure.
• Model spatial fishing effort in two defined areas off the east coast of Greenland.

Strengths

• Includes biological samples (otoliths) from 40 specific tows, enabling age and growth analysis.
• Reports a precise discard rate of 0.08% for cod, providing a measure of fishing selectivity.
• Covers a defined temporal scope (May-July 2010) and geographic area (east coast of Greenland).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment for large-scale modeling.
• Data may reflect temporal and geographic bias inherent to the specific 2010 fishing survey.

Provenance

Source

Government Digital Service

Collection Method

Observer-collected information during commercial fishing operations.

Time Range

May, June, and July 2010

Freshness

Last update date is unknown; freshness unverified.

Geography

East coast of Greenland