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Filtering by: Subject Crabs -- Oregon -- Identification Committee Member Pearcy, William G.

Dynamics of crab larvae (Anomura, Brachyura) off the central Oregon coast, 1969-1971

Creator:

Lough, Robert Gregory, 1943-

Abstract:

Bimonthly plankton samples were collected from 1969 through 1971 along a transect off the central Oregon continental shelf (44° 39. l'N) to document the species of crab larvae present, their seasonality, and their onshore-offshore distribution in relation to seasonal changes in oceanographic conditions. A comprehensive key with plates is given...

Resource Type:

Dissertation
The role of stridulation in the behavior of the shore crab Hemigrapsus oregonensis

Creator:

Guin, Marilyn P.

Abstract:

The claw shuddering display of the shore crab Hemigrapsus oregonensis was explored with acoustic and behavioral observations. Male H. oreqonensis stridulate during claw shuddering display. The stridulatory apparatus is present only on the males. The acoustic signal was of brief duration, showed a general pattern of sound bursts, but varied...

Resource Type:

Masters Thesis