hi all ive got a blennie which was doing fine till about a week ago ive had him/her since january it is on the bottom and it sort of crawls along the bottom its tail is by its head in a doughnut shape until it wants to move which it can but not very far it hd a hiding place which it loved but now it seems like it cant get up there all paramaters are good its a 500l tank and kept the same fish now for 1yr and a half all others are fine please help
regards
gizmo2011
ps blennie is still eating
regards
gizmo2011
ps blennie is still eating