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Filtering by: Committee Member Hixon, Mark Creator Tinus, Craig A.

Territorial behavior in juvenile steelhead trout (Oncorhynchus mykiss) : how redside shiner (Richardsonius balteatus) influence intraspecific interactions

Creator:

Tinus, Craig A.

Abstract:

Juvenile steelhead are known to associate with shiner groups, though they also compete for food. Steelhead form dominance hierarchies within cohorts and aggressively defend feeding territories against all other fish. This study focused on the differential effect of shiner competition on steelhead of different social standing. Survival of subordinate juvenile...

Resource Type:

Masters Thesis
Description and analysis of dietary preference of lingcod in the nearshore zone, Oregon

Creator:

Tinus, Craig A.

Abstract:

The lingcod (Ophiodon elongatus) is an important groundfish species in both recreational and commercial fisheries of the Northeastern Pacific. It is a large, fast-growing, generalist predator of invertebrates and fishes. In response to concerns that lingcod may limit populations of rockfishes (Sebastes spp.), I compared the diets of 375 adult...

Resource Type:

Dissertation