Longnose Lancetfish Stomach Contents from the North Pacific, 2014-2025

NOAA's Pacific Islands Fisheries Science Center collected stomach contents from longnose lancetfish across the North Pacific over an 11-year period. Prey item identifications and specifications were recorded from dissected stomachs by laboratory employees. These data support the ongoing Lancetfish diet study within the Pelagic Research Program.

Use Cases

• Modeling pelagic food web structure based on recorded prey items.
• Investigating lancetfish foraging ecology and diet composition based on stomach content analysis.
• Assessing temporal or spatial changes in prey availability in the North Pacific based on the 2014-2025 collection period.
• Studying the role of lancetfish as apex predators in marine ecosystems based on their recorded diet.

Strengths

• Data collection spans 11 years from 2014 through 2025.
• Geographic coverage is specified as the North Pacific.
• Data originates from NOAA's Pacific Islands Fisheries Science Center, an authoritative source.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect geographic or temporal bias inherent to the observer program and vessel routes.

Provenance

Source

NOAA Pacific Islands Fisheries Science Center (PIFSC), Ecosystem Sciences Division (ESD), Pelagic Research Program (PRP).

Collection Method

Stomachs collected by observers aboard longline vessels; prey data recorded by laboratory employees.

Time Range

2014 through 2025

Freshness

Last updated 2026-03-14 23:00:38.733925; freshness should be verified.

Geography

North Pacific, around the Pacific Islands