Expert Tropical Fish Quiz Welcome to the Expert Tropical Fish Quiz This tropical fish quiz for experts will provide 4 randomly generated questions. Try the quiz as many times as you want. The questions will be different each time. Click the NEXT button to begin. This species from Madagascar is extinct in the wild. Pindani Malawi Blue Dolphin MenaramboWhich of these filters has lost popularity due to concerns about possible toxic build up? Bio Wheel Underground Filter Canister Filter Wet / Dry FilterWhich of these species are often dyed by injection? Phenoacogrammus interruptus Gymnocorymbus ternetzi Paracheirodon nineisWhich of these species is often dyed by injection? Glassfish Glass Catfish Glowlight Tetra Leave a Reply Cancel reply Save my name, email, and website in this browser for the next time I comment.