Frequently asked questions

Freshwater Fish Diseases

Ancistrus catfish has large white blotches

Hello, this is rather likely not a disease at all: A bright blotch pattern is the typical fright coloration of Ancistrus catfish, it quickly becomes normal again. Cloudy skin slime...

Freshwater Fish

Hoplosternum does not mingle with other members of its species

Hello, I understand it this way that the fish (except for the clamped fins) looked like this from the beginning and did not change its color in the meantime (fright coloration, skin...

Freshwater Fish

Neolamprologus brichardi offspring / Does Synodontis petricola show cuckoo behavior?

Hello, Concerning "feeding fry":The fry can soon get the "entirely normal" food - small particles are of course easier to eat. sera Vipagran Baby is particularly well suited. Concer...

Freshwater Fish

Trigonostigma (formerly: Rasbora) espei are courting

Hello, Concerning "spawn":this indeed sounds as if there will be offspring soon! Concerning "water parameters":the water should be soft and slightly acidic, peat filtration is...

Freshwater Fish

A few questions about Spot Finned Spiny Eels (Macrognathus aculeatus)

Hello, Concerning "pair-housed":there are no objections in an appropriately large (above 300 liters) and well structured aquarium with plenty of hideaways near the bottom. Soft...

Freshwater Fish

Black Ghost Knifefish (Apteronotus albifrons) in a community tank? / Fish as gifts?

Hello, Concering "keeping":this will not be possible in the long run, since knifefish are rather greedy predators. Concerning "eat smaller fish":this will certainly happen! However,...

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