She doesn't eat anymore than usual, her body shape is normal as is her anus. Her excretion is pale in colour compaired to the other guppies. The only noticable difference is her scales are darker and more defined and she sinks when she stops swimming.
Her scales look darker than the other guppies but are not raised from her body. I haven't noticed anything unusual about her toilet products and she is relatively slim compared to the others who are almost always gravid.
Thanks for the quick response, the tank holds fifteen gallons I feed the fish on dried flake and as a treat i give them bloodworm. Her fins do look like they are sticking out but not that much. I did think it was a swimbladder disorder but when she does swim she keeps herself upright and not all...
I am having a problem with one of my female Guppies. She has suddenly started to sink to the bottom of the tank as soon as she stops swimming! It seems to take all her effort to get of the bottom and then usually gives up and sinks to the bottom again. She will keep going until she gets her food...