. The Biological bulletin. Biology; Zoology; Marine biology. PREDATIOX BY ESTUARINE SHRIMPS 363 117 |42 Y Jb * .40 '?«. Predator carapace length ( Figure 4. Range (vertical bar), mean (closed circle"), and ± standard error (horizontal bars on range lines) of Ncomysis mercedis lengths found in each carapace length (mm) class of Crangon franciscorum and Palaemon macrodactylus. The number of specimens of N. mercedis per C. franciscorum foregut at night equaled or exceeded the day level. In the first four diel samplings, F-tests for variation in mysids per C. franciscorum foregut between day
. The Biological bulletin. Biology; Zoology; Marine biology. PREDATIOX BY ESTUARINE SHRIMPS 363 117 |42 Y Jb * .40 '?«. Predator carapace length ( Figure 4. Range (vertical bar), mean (closed circle"), and ± standard error (horizontal bars on range lines) of Ncomysis mercedis lengths found in each carapace length (mm) class of Crangon franciscorum and Palaemon macrodactylus. The number of specimens of N. mercedis per C. franciscorum foregut at night equaled or exceeded the day level. In the first four diel samplings, F-tests for variation in mysids per C. franciscorum foregut between day and night were not significant () for means which ranged from to and to for day and night data, respectively. The late September night mean of speci- mens of N. mercedis per C. franciscorum forgeut was significantly () greater than the day mean of Similarly, the mean number of specimens of N. mercedis per C. franciscorum foregut in late November was significantly () greater at night () than during the day (). Variation in the number of N. mercedis specimens per P. macrodactylus foregut between depths was significant (F-tests. «) at night in late September and late November (specimens of P. macrodactylus were caught at only one depth. 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 Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-; Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report; HighWire Press. Lancaster, Pa. [etc. ] : Lancaster Press, inc. [etc. ]
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