. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. VOLUME REGULATION IN THAIS 463 cn |- 0 AMMONIA. UREA UREA 5 10 15 20 25 30 35 SALINITY (%o) FIGURE 2. Nitrogen excretion rates (ammonia, primary amines and urea) in ^moles • g dry weight ' • h ' (x ± , n = 12) of Thais haemastoma acclimated to steady state salinities. sient increases in concentration (yumoles • g dry weight ') over the first one to two days of the 30 to 10%o transfer. This time corresponds to the time when the snails were withdrawn into their shells with the ope
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. VOLUME REGULATION IN THAIS 463 cn |- 0 AMMONIA. UREA UREA 5 10 15 20 25 30 35 SALINITY (%o) FIGURE 2. Nitrogen excretion rates (ammonia, primary amines and urea) in ^moles • g dry weight ' • h ' (x ± , n = 12) of Thais haemastoma acclimated to steady state salinities. sient increases in concentration (yumoles • g dry weight ') over the first one to two days of the 30 to 10%o transfer. This time corresponds to the time when the snails were withdrawn into their shells with the opercula closed (Fig. 4A). Motor activity, and primary amine and ammonia excretion all dropped to nearly zero during the 12 hours immediately following a salinity transfer from 10 to 30%o TABLE II Percent tissue water in Thais haemastoma as a Junction of acclimation salinity, [x ± (n)] Sal Body water DMR 5 ± (12) A ±(12) A 10 ± (12) A 15 ±(12) A 20 ± (30) A 25 +(12) A 30 ± (24) A 35 ±(11) B Percent tissue water is not significantly different for those salinities sharing a common letter according to Duncan's Multiple Range Test (DMR).. 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
