Common Name: Threadfin / Golden / Diagonal Butterflyfish
Species Name: Chaetodon auriga Forsskål, 1775
Range: Indo-Pacific Ocean: Red Sea, New South Wales, Queensland and western Australia
Size: up to 8 inches (20 cm)
Natural Environment: Inhabit heavy coral growth areas and collected between depths of 3 to 30 feet (1 - 10 m)
General Husbandry: Has a temperature range of 72 - 82°F (22 - 28°C) and natural diet consists mainly of coral polyps, crustaceans, algae, and worms, yet accepts a wide variety of meaty-type foods in the aquarium. Requires numerous feedings per day. If one of the first fishes to enter the aquarium, will establish its territory and aggressively defend it. If kept with other butterflies, introduce last. Needs hiding places/caves to retire in at night. One of the hardiest butterflies and they are moderately disease resistant. If there's such a thing as the top best ten butterflies to keep, this is one of them.
Aquarium Suitability: * *
Anemonefishes - Angelfishes - Anthias - Assessors - Bannerfish - Basslets (Dottybacks and Grammas) - Batfishes - Blennies - Boxfishes - Brotulas - Butterflyfishes - Cardinalfishes - Catfishes - Cuttlefish - Damselfishes - Dartfishes - Dragonets - Drums - Eels - Filefishes - Flashlight fishes - Flatheads - Frogfishes - Goatfishes - Gobies - Groupers - Hamlets - Hawkfishes - Helmut Gurnards - Jacks - Jawfishes - Lion fishes - Livebearing Brotula - Lizardfishes - Mollies - Moorish Idol - Parrotfishes - Pinecone fishes - Pipefishes - Porcupine fishes - Pufferfishes - Rabbitfishes - Rays - Sand Perches - Scats - Scorpionfishes - Seabasses - Seahorses - Sea Moths - Sharks - Shrimpfishes - Snappers - Soldierfishes - Spinecheeks - Squirrelfishes - Surgeonfishes (Tangs) - Sweetlips - Tilefishes - Triggerfishes - Trumpetfishes - Wrasses
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* - Suited for the reef aquarium;
** - Better suited for the fish-only aquarium;
*** - Better left in nature;
**** - Needing an aquarium larger than 125 gallons; and,
***** - Needing their own private environment/special tankmates.