Table 1.

Impact of Chlorfenapyr, Acetamiprid and Dimethoate on the behavioural pattern of C. mrigala for 30 days.

Parameters	Duration	Control	Chlorfenapyr	Dimethoate	Acetamiprid
Colour of skin	10 days	–	*	–	–
	20 days	–	**	–	*
	30 days	–	***	*	**
Loss of balance	10 days	–	*	–	–
	20 days	–	**	–	*
	30 days	–	***	*	**
Hyperactivity	10 days	–	**	–	*
	20 days	–	*	*	**
	30 days	–	–	**	*
Rate of swimming	10 days	–	**	–	–
	20 days	–	*	*	**
	30 days	–	*	**	*
Rate of opercular activity	10 days	–	**	*	*
	20 days	–	**	*	**
	30 days	–	*	**	*
Surfacing activity	10 days	–	**	*	*
	20 days	–	*	*	*
	30 days	–	**	*	**
Convulsions	10 days	–	–	–	–
	20 days	–	*	–	*
	30 days	–	**	*	*

(*) sign indicate abnormal behavioural parameters while (–) sign indicate normal behaviour of C. mrigala.