. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 20 Excess K+ (m/W) 30 40 FIGURE I. Induction of metamorphosis of larval Phestilla sibogae by increased external potassium. Potassium was added in excess to MBL seawater as KC1. The percentage of larvae metamorphosed was scored at 24 h (•), 48 h (A), and 72 h (•) of continuous exposure. Data are averages of duplicates, with standard deviations indicated by vertical bars. The effects of excess K+ in combination with those of substratum-derived inducers or their analogs were additive. Since the response of larvae approached a m
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 20 Excess K+ (m/W) 30 40 FIGURE I. Induction of metamorphosis of larval Phestilla sibogae by increased external potassium. Potassium was added in excess to MBL seawater as KC1. The percentage of larvae metamorphosed was scored at 24 h (•), 48 h (A), and 72 h (•) of continuous exposure. Data are averages of duplicates, with standard deviations indicated by vertical bars. The effects of excess K+ in combination with those of substratum-derived inducers or their analogs were additive. Since the response of larvae approached a maximum limit of 100% with increasing durations of exposure and higher concentrations of an ioor 80 60 c 0> E .c o 2 40 < 20. 20 Excess K+ (m/W) 30 40 FIGURE 2. Induction of attachment of larval Haliotis rufescens by increased external potassium. The percentage of larvae attached was scored at 22 h (•), 48 h (A), and 71 h (•) of continuous exposure, with other details as in the legend for Figure 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
