http://forum.aqua-fish.net/ A forum devoted to aquarium fish, plants, techniques and fish keeping as a whole. en http://forum.aqua-fish.net/?topic=bicolor-blenny-scratching-#1 The other day i got a bicolor blenny.then the next day i started to see him scratching up against the live rock.now heres the weird part, he eats fine he is really active no sighns of ich and he is only scratching against three of the eight rocks. If someone could tell me whats going on, that would be great! cow fish 2013-04-14 http://forum.aqua-fish.net/?topic=bicolor-blenny-scratching-#2 scratch that, he now he scratches on mostly one rock, and it has been a week, and still no sign of disease. could someone please reply. my ph was low but it has been three days since the ph got back up to normal, and he is still scratching. my yellow watchman goby was and still is hiding because my ph dropped to 7.4. He is still recovering but could the blenny have been scratching because of low ph? If so how long should i wait for results. cow fish 2013-04-19