Frequently asked questions

Freshwater Invertebrates

Snails eat plants

Hello, I am rather certain that these are not ramshorn snails (Planorbarius corneus) in this case, as they only very rarely (in case of severe lack of food) eat healthy plants, and...

Freshwater Invertebrates

Snails multiply too quickly

Hello, possible reasons also include live food or a latent presence that has caused rapid mass multiplication due to some factor, such as accidental overfeeding or a dead fish not...


Sudden decrease of water quality and snail invasion

Hello, this sounds as if a dead animal (a fish or a larger snail?) is lying in the aquarium decomposing, which heavily pollutes the water. Generous (!) partial water changes are...

Freshwater Diseases

Swollen eye and abnormal swimming position

Hello, the fish eating normally makes an infection unlikely, since most infections cause severe loss of appetite. Is it maybe possible that the fish was being attacked vehemently and...

Freshwater Fish

Swordtails do not multiply

Hello, you should simply wait - provided both genders are in the tank (late maturing males look like females for a long time)! However, you will need to give the fish some time to...

Freshwater Fish

Tiger barb overeats

Hello, many barbs, including tiger barbs, very much tend to overeat. Sometimes it might help if you feed several smaller portions distributed over the day, and to distribute these...

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