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110 results for “water hardness”
Pike Cichlid
The pike cichlid is native to the Amazon River basin in South America. It is greenish-cyan with a pointed head and a short but long dorsal fin, and its aggressive temperament means it must never be kept with small ornamental fish.
Blind Cave Fish
The blind cave fish is a very special ornamental fish, born without eyes. Its ancestors lived mainly in caves, the deep sea, or muddy waters, and over generations the fish lost its sight; some are even born with eyes that soon vanish.
Blue-eye Rasbora
The Blue-eye Rasbora is actually silver-white, but its eyes shimmer blue-green in the lower half under light, hence the name.
Triangle Rasbora
The Triangle Rasbora, also called the Harlequin Rasbora, is a cyprinid. At 24–28°C its appetite is strong and growth rapid. Gentle, it gets along with other fish but not large ones.
Firemouth Cichlid
The Firemouth Cichlid's greatest feature is that sexing is very difficult, yet it is a distinctive variety. Native to Mexico in North America, it is large, reaching 10–15 cm as an adult.
Golden Tetra
The Golden Tetra has a very distinctive appearance. Although a tetra, note that its shimmering golden-yellow body comes from a parasitic bacterial glow. Under aquarium lighting it looks especially beautiful.
Tiger Shovelnose Catfish
The Tiger Shovelnose Catfish, also known as the shovelnose catfish, duckbill shark or tiger porthole catfish, is native mainly to the Amazon River basin of South America. It is one of the most popular of the large catfish species among aquarists.
Dwarf Flag Cichlid
The Dwarf Flag Cichlid has a very special appearance—a rounded head with an egg-shaped body—loved by many aquarists. Because it is easy to keep and breed, it is quite popular.
Purple Splendid Cichlid
The Purple Splendid Cichlid is a representative West African dwarf cichlid, named for its reddish abdomen and the metallic blue sheen on its gill covers under light. It is gentle, adaptable, and easy to keep, making it popular among aquarists.
Black Skirt Tetra
The Black Skirt Tetra is a small fish; in nature it can reach 6 to 8 cm, while in the aquarium it is about 3 to 6 cm. Its feature is that its color pales when startled, and the black on its body also fades with age.