Freshwater Invertebrates "Crystal Red" shrimps in a 25 liter (5.5 US gal.) aquarium Hello, possibly, the orange animal is a dwarf crayfish (Cambarellus patzcuarensis 'Orange', often referred to as "Mexican Orange" dwarf crayfish)? 10 - 15 animals are alright;... Show complete answer
Freshwater Invertebrates Keeping Spinycheek Crayfish (Orconectes limosus) Hello, Concerning "plants":sooner or later this will most likely turn out to be "take them apart" and at least partly "eat them"! Concerning "food":the crayfish will literally eat... Show complete answer
Freshwater Invertebrates Snails: how many should I add, and how can I monitor and increase water hardness? Hello, this is exactly the right attitude, snails are unfortunately too often considered a "pest", which they are not! Just add a few trumpet snails, their number will regulate by... Show complete answer
Freshwater Invertebrates Worms and Hydra Hello, Concerning "flalworms/Hydra":flatworms are one possibility considering the animals that creep on the glass pane, however threadworms (nematodes) or oligochaetes are also... Show complete answer
Freshwater Invertebrates Fish as snail removers? Hello, I can only urgently advise against adding fish as "snail killers"! It usually concerns Clown Loaches and various pufferfish species. These fish are entirely unsuitable for... Show complete answer
Freshwater Invertebrates Jumping animals on the water surface / Springtails (Collembola) Hello, these for sure are springtails (Collembola). They are very common (for instance, they can also frequently be found in flowerpots) and entirely harmless. They even serve as... Show complete answer