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Pest species
12 species you usually do not buy but get for free with plants, rock or live rock. Each entry says what it does and which natural predators help against it.
Values are mainstream hobbyist guidance, not gospel — always watch what your own animals need.
12 of 12 species
Aiptasia (glass anemone)Exaiptasia diaphana
Asterina starfishAsterina sp.
Bladder snailPhysella acuta
BristlewormEurythoe complanata
Bubble algaeValonia ventricosa
Gorilla crab (hitchhiker)Xanthidae sp.
Hydra (freshwater polyp)Hydra sp.
Majano anemoneAnemonia manjano
Montipora-eating nudibranchPhestilla sp.
Planaria (flatworm)Dugesia sp.
Red flatworm (rust)Convolutriloba retrogemma
Vermetid snailVermetidae sp.
In the BlubHub app you link your inhabitants to this database and see the care info next to your own water parameters.