My Marbled Goby making quick work of a doomed goldfish

Baby black moor swimming oddly and floating

the goldfish that i just got hangs upside down at times and seems

Goldfish is swimming on its side and not moving much.

Ranchu’s erratic swimming

I just noticed the wenof my oranda is gone!!! He is having difficulty

GOLDFISH RANCHU TILTED SWIMMING

Fish swimming on it's side after water change

My comet fish has been sleeping with its head down and tail up

White Goldfish Swimming at Bottom for 2 Days - Need Advice

Help with Goldfish Swimming Erratically after being sick beforehand

This is my comet goldfish I’ve had for two years. First time