Top 10 aquarium fish that do not need oxygen are very easy to raise for beginners. Guppies. Siamese fish Betta fish. Fish Stripe Seahorse Zebrafish. Fish Thanh Ngoc. White Cloud Fish. Fairy Fish Ong Fairy Fish. Fish Triangle. Mouse Fish. Red Tail Blue Dolphin. These are ornamental fish that can live in an oxygen-poor environment with high adaptability that Cacanhmini.com suggests to you. The owner does not spend too much effort but still has beautiful shimmering fish. Let's consult now. See details Top 10 aquarium fish that do not need oxygen that are easy to raise for newbies here Collection of the most unique ornamental fish, have you seen it on Mini Aquarium: Collection of beautiful blue aquarium fish Top 10 golden ornamental fish to welcome New Year's fortune The most sought after brightly colored aquarium fishes The super product Little Emperor Snakehead fish is hot White Lion Carp is the most sought after market