Award-winning tool
for creating ocean-friendly aquariums

Achilles Tang

Achilles Tang

Dark blue to black; orange large teardrop near tail base; orange and white tail; white stripes at bases of dorsal and anal fins. The Achilles Tang has been severely overharvested by the aquarium trade in Hawaii with populations down to a small percentage of their... Read More
Dwarf Seahorse

Dwarf Seahorse

Off-white; yellow; green; black; short snout. To 1 inch. Captive-bred Dwarf Seahorses are sometimes available, but their specialized needs make them unsuitable for the hobby. Like all seahorses in the wild, they are threatened with extinction. Read More
Kelloggi Seahorse

Kelloggi Seahorse

Tan to black; often with tiny white dots. To 11 inches. A deep-water species, Kelloggi seahorses are unsuitable for captive life. Typically raised in Asia in overcrowded net pens or cramped tanks which expose them to stress and disease, they are not ready for life in... Read More
Valentini Puffer

Valentini Puffer

White body; 4 dark brown to black bars/saddles; tan spots. Somewhat elongated snout. To 3.5 inches. Attempts at captive breeding have been unsuccessful. Read More
Moorish Idol

Moorish Idol

White to mid-body, then yellow; 2 wide black bars extending to pelvic and anal fins; yellow saddle on elongated snout; long trailing filament dorsal fin. Per Tropical Fish Hobbyist magazine, 73% of these fragile beauties survive less than a week in captivity. Attempts... Read More