Vermetid snails in saltwater tank

Vermetid snail is a common hitchhike in saltwater tank. it is not actually a snail. It can not move around like a sail, the base of the vermetid snails has snail like shape. In most of the case it is harmless, it may irritating nearby corals with it’s mucus string. IF there are too many vermetid snails, there mucus can tangle together like spider webs. They use the mucus string to get food from the water, and then pull the string back to their tube with the catched food .

vermetid snails
vermetid snails

Vermetid snails can be attached to the live rocks or the shell of the snails. People may want to get rid of them, because it can cut our fingers when we move the live rock. Only break the tube will not kill them, you need to destroy the base, too.

Hydroid Hitchhike pest saltwater tank

Hydroid looks like a fan worm, but smaller and has a soft tube. It usually has a brown color, under actin light it may glow green. They are both filter feeder and photosynthetic animal. So the grow in the tank fast and can overtake your tank.

Hydroid pest
Hydroid pest

At first, Hydroid may look cool and innocent, but it will sting your coral ,fish and yourself. Hydroid should removed as soon as you find it. Always check your new coral before put in your tank.

Remove Hydroid

Even using a twister to pull the Hydroid out is not effective, it will retract to the hole immediately when you touch it. The only effect way is to burn it or cook it.