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Table 1

Body weight, total body length, carapace length and HIS of the N. norvegicus for comparison between months and sex, with number of samples in parenthesis. Results are given as means with standard error of mean within parenthesis. Means in a column per month and per sex followed by the same superscript are not significantly different (p > 0.05).

N. norvegicus Body weight (g) Total body length (mm) Carapace length (mm) HSI
March Male (16) 55.46a (3.46) 126.40a (2.76) 57.7a (5.2) 2.97a (0.22)
Female (12) 40.56b (1.57) 112.10b (6.28) 51.2b (3.9) 2.91a (0.16)
May Male (14) 58.74a (4.40) 135.45a (3.41) 58.0a (6.8) 2.50a (0.1)
Female (15) 40.65b (1.94) 123.09a,b (7.94) 50.0b,c (4.9) 2.46a (0.24)

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