. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. o sw -5 -4 -3 -2 en c •rt OJ tu 35 30 25 20 15 10 5 0 B. Pleuroncodes. \ v sw -5 -4 -3 -2 Ammonia added M) FIGURE 5. Effects of ammonia and glycine on locomotion. A. Walking by Panulirus is stimulated by glycine and suppressed by ammonia. B. Fleeing by Pleuroncodes is stimulated by ammonia and sup- pressed by glycine. Closed circles (•) are responses to ammonia with 10~2 M glycine added; open triangles (A) are responses to ammonia presented by itself. SW: No ammonia added. acid induction of walking appeared to possess a klin


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. o sw -5 -4 -3 -2 en c •rt OJ tu 35 30 25 20 15 10 5 0 B. Pleuroncodes. \ v sw -5 -4 -3 -2 Ammonia added M) FIGURE 5. Effects of ammonia and glycine on locomotion. A. Walking by Panulirus is stimulated by glycine and suppressed by ammonia. B. Fleeing by Pleuroncodes is stimulated by ammonia and sup- pressed by glycine. Closed circles (•) are responses to ammonia with 10~2 M glycine added; open triangles (A) are responses to ammonia presented by itself. SW: No ammonia added. acid induction of walking appeared to possess a klinokinetic or chemotactic compo- nent, since in large tank experiments, Panulirus and Cancer turned precisely towards a stimulus before moving to grasp the source. Ammonia alone probably causes patch departure. This was demonstrated for bathypelagic species; they tail-flipped away from ammonia. Small tank experiments suggest that littoral species may ignore am- monia, but these experiments did not test animals in an endogenously active state. Large tank experiments confirm that paths of actively moving lobsters (Panulirus) and crabs (Cancer) are unaltered by ammonia (Zimmer-Faust, unpubl. analyses of video data). Endogenous movements would carry these animals to alternative patches in natural Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology