...Iain J. McGaw SUMMARY Gastric evacuation and gut contraction rates were followed in the graceful crab Cancer gracilis during exposure to low salinity. Crabs were fed a radio-opaque meal and then exposed to 100% seawater (SW), 80%SW or 60%SW;passage of digesta was followed using a fluoroscope...

... perturbations, results from previous experiments may not represent natural physiological responses. The present study investigated how an osmoconforming decapod, the graceful crab Cancer gracilis , balanced the demands of physiological systems(prioritization or additivity of events) during feeding and digestion...