Redclaw crayfish (Cherax quadricarinatus): spatial distribution and dispersal pattern in Java, Indonesia | Knowledge and Management of Aquatic Ecosystems

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Table 2

The significantly different morphological characters of Cherax quadricarinatus populations in Java.

Morphological parameter (length = mm; weight = g)	Average ratio

	Cirebon	Semarang	Yogyakarta	df	p-Value
Ocular carapace length	0.7615 ± 0.0253	0.8120 ± 0.0292	0.7966 ± 0.0587	2	0.0030
Dactyl length	0.3156 ± 0.0333	1.0031 ± 0.2112	0.3220 ± 0.0349	2	<0.0001
Chela length	0.2135 ± 0.0580	0.8867 ± 0.2749	0.1937 ± 0.0388	2	<0.0001
Cephalon width	0.3697 ± 0.0103	0.9255 ± 0.1163	0.3929 ± 0.0172	2	<0.0001
Thorax width	0.4360 ± 0.0166	1.2035 ± 0.2154	0.4457 ± 0.0237	2	<0.0001
Telson length	0.3197 ± 0.0213	0.3282 ± 0.0188	0.3381 ± 0.0186	2	0.0030
Telson width	0.2471 ± 0.0185	0.2430 ± 0.0124	0.2227 ± 0.0222	2	<0.0001
Uropod length	0.3828 ± 0.0278	0.3933 ± 0.0202	0.4083 ± 0.0296	2	<0.0001
2nd pereiopod length	0.8185 ± 0.0622	0.8410 ± 0.0672	0.7962 ± 0.0443	2	0.0040
3rd pereiopod length	1.0240 ± 0.0881	1.0583 ± 0.0671	0.9994 ± 0.0647	2	0.0010
4th pereiopod length	0.9171 ± 0.0449	0.9511 ± 0.0668	0.9051 ± 0.0461	2	0.0010
5th pereiopod length	0.8233 ± 0.0583	0.8587 ± 0.0648	0.8154 ± 0.0519	2	0.0020

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