The smallest tank is an tidal aquarium that holds European shore crab (Carcinus maenas), Blue mussel (Mytilus edulis) and Common periwinkle (Littorina littorea).
The large aquarium holds Small-spotted catshark (Scyliorhinus canicula), Spotted ray (Raja montagui), European eelpout (Zoarces viviparus), Greater pipefish (Syngnathus acus), Fivebeard rockling (Ciliata mustela), Shorthorn sculpin (Myoxocephalus scorpius), European plaice (Pleuronectes platessa), Common sole (Solea solea) and European flounder (Platichthys flesus).
