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Filtering by: Alternative title ssim SG 51 Committee Member Pearcy, William File Format application/pdf

Comparative foraging ecology of five species of Pacific seabirds : multi-scale analyses of marine habitat use

Creator:

Suryan, Robert

Abstract:

Seabirds are an integral component of marine ecosystems, however, because humans typically observe only snapshots of their lives at sea, our understanding of seabird foraging ecology is often limited. A more complete understanding of the ecological roles of seabirds and identification of critical foraging habitats requires the ability to follow...

Resource Type:

Dissertation

Full Text:

Pacific sand lance (n = 51-544 schools per species per colony-year
The relationships between fluctuations in oceanographic conditions, forage fishes, predatory fishes, predator food habits, and juvenile salmonid marine survival off the Columbia River

Creator:

Emmett, Robert L.

Abstract:

Salmonid run sizes are strongly affected by their early marine stage. Fully understanding the life history of salmonids means understanding how they interact with their marine environment and with other fishes. Changes in the biological and physical environment off the Columbia River region affects the distribution and abundance of predatory...

Resource Type:

Dissertation

Full Text:

smolts, from 50 to 51%, would increase overall adult run sizes by 2%, (given the same marine survival