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Filtering by: Subject Caspian tern -- Ecology -- Columbia River Estuary (Or. and Wash.) File Format application/pdf

Evaluating the fatty acid signature technique for studies of diet composition inpiscivorous waterbirds

Creator:

Myers, Anne Mary

Abstract:

This research was designed to evaluate the Fatty Acid Signature (FAS) technique as a non-lethal alternative to more traditional, and sometimes destructive, methods of studying the diet composition of piscivorous birds. Specifically we tested the technique with Caspian terns (Hydroprogne caspia) which currently nest in large numbers in the Columbia...

Resource Type:

Masters Thesis

Full Text:

the species (Wires and Cuthbert 2000). Caspian terns nesting in the Columbia River estuary are
Life histories of juvenile chinook salmon in the Columbia River estuary : 1916 to the present

Creator:

Burke, Jennifer L.

Abstract:

Pacific Coast estuaries provide important rearing habitats leading to improved growth and survival for juvenile chinook salmon. However, research has suggested that juvenile salmon have little use for estuarine habitats in the Columbia River. To further understand salmonid recovery needs in estuaries, I compared historical and contemporary life history patterns...

Resource Type:

Masters Thesis

Full Text:

the Columbia River Estuary 21 3.1. Introduction 21 3.2. Data Sources and Methods for Life