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Filtering by: Creator Waldbusser, George G. Creator Kerley, David Emmet Degree Field Zoology

Osmoregulation in two geographically isolated populations of fresh water crayfish

Creator:

Kerley, David Emmet

Resource Type:

Masters Thesis

Full Text:

included a fresh water form, G. pulox, a brackish water forni, G. duebeni, and two marine species, í
Osmotic and ionic regulation in the North American crayfish Pacifastacus leniusculus (dana)

Creator:

Kerley, David Emmet

Abstract:

Osmotic and ionic regulation was studied in the North American crayfish Pacifastacus leniusculus (Dana), stepwise acclimated to increasing salinities. Stepwise acclimation involved transferring crayfish at 48 hour intervals from freshwater to 100% seawater in 20% increments. In experiments where 70% seawater was used, animals were moved directly from 40 to...

Resource Type:

Dissertation

Full Text:

not iso-ionic to their environment, e. g. , the spider crab, Maia (Lockwood, 1964), the Cancer crabs