See photos of freshwater insects (dragonfly, damselfly, waterbug) in this photo gallery from National Geographic. Wash your hands thoroughly after handling anything out of an infected tank. Flukes are flatworms which attach to bigger fish and chew away on their gills, skin and fins, causing inflammation on the fish’s body. They resemble threads twisting and fussing. The rule dictates that for every gallon of water, you can keep one inch of fish. I have two very tiny white bugs that seem to bounce around on top of the water. Problems start when they overpopulate. When I lift the lid back and front they fly out and land on nearest wall where they stay until I vacuum them up about twice a day. Carbon and mechanical filter-media should be removed as they might absorb medications. I'm currently doing a fish-less cycle on my aquarium. Help! I have yet to plant it since they are in the mail. I have a 50 gal freshwater tank that I have had for about a year now with some Oscars and Blood Parrots in it. They mostly stay on the walls but I do see them off swimming from place to place once in a while. It has a new LED Kessil 6700k on it, some old wood form my previous tank, and Fluval Stratum for Substrate, and one old plant as well. Add a few live plants, and sprinkle some fish food to start the cycle. are these bad? Thread starter #1 Jen514Ab Active Member. Related Readings. That is what they look like! The plastic tubes should be long enough to be inserted into the substrate of the fish tank. When the mating process is complete, the female Camallanus burrows into the flesh of your aquarium fish and metamorphoses into the Y-like, wormy, repulsive structure. leeches could be removed by bathing the infected fish in salt solution for 20 minutes. Do not neglect them because you are responsible for them. So, if you’re seeing some different colors of worms in your fish tank, don’t be too surprised. Cycle your tank first. White worms, grey worms, red worms also one way or the other get into the fish tank. Soon, there will be no bugs inside your fish tank, and your fish will be enjoying a healthy aquarium life. I've got some tiny white bugs in my tank, they've been there in small to moderate numbers for some time, mostly on the driftwood. Different Types Of Worms And How To Identify Them. Bugs in a fish tank look very disgusting and annoying. Moving white spots: daphnia. Some of the most popular ones are these: Zebra Danios, Pearl Danios and Queen Danios. If you don’t want your fish to meet such a painful fate, maintain certain precautions and opt for medical treatments at the soonest. They're typically either round or conical, and they're often on the move, never sticking around in one spot for too long.