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Filtering by: Subject Marine animals -- Behavior Creator Stein, David L.

Fish-habitat associations on a deep reef at the edge of the Oregon continental shelf

Creator:

Tissot, Brian N., Hixon, Mark Anthony, Barss, William, and Stein, David L.

Abstract:

Heceta Bank is a large reef on the edge of the central Oregon continental shelf that supports a wide variety of commercial fisheries. Using the research submersible Delta, we studied fish abundances on Heceta Bank and the relationship between species composition of fish assemblages and bottom types. Cluster analysis indicated...

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substrates. Ontogenetic shifts in behavior and substrate preference occurred in pygmy rockfish. Small
Submersible observations of deep-reef fishes of Heceta Bank, Oregon

Creator:

Pearcy, William G., Stein, David L., Hixon, Mark Anthony, Pikitch, Ellen K., Barss, William H., and Starr, Richard M.

Abstract:

Rockfishes, Sebastes spp.. were the most numerous and speciose fishes seen during 16 submersible dives from 64 to 305 m depth in the vicinity of Heceta Bank off the coast of Oregon. Dense schools of juvenile rockfishes and large yellowtail rockfish, S. flavidus, were observed only over rocky, high relief...

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on fish behavior. Although "marine snow" was sometimes dense, visibility near the bottom was 3-5 m