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Marlin

Blue tang · Shared by FrostyOtter · 6 days ago

All 3 Blue tang photos →

Marlin does one slow circuit of the reef and arrives back exactly where he started.

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About the Blue tang

Origin
Indo-Pacific coral reefs
Adult size
About 30 cm
Lifespan
8–20 years
Minimum tank
1,100+ litres — a large marine system
Salinity
1.023–1.025 specific gravity, 24–27°C
Note
Mostly wild-caught; prone to marine ich

Read more about the blue tang — what they are like to live with, grooming, and the health worth knowing about.

More fish

Newest first.

Cricket IX, a blue tang

Blue tang

Cricket IX is on lifeguard duty over a paddling pool of rubber ducks. The bowls are stacked where nobody can reach.

FrostyOtter · 1 week ago

Cricket IX, a blue tang

Blue tang

Caught Cricket IX mid-yawn, as usual.

GentleFinch · 2 weeks ago

Apricot, a goldfish

Goldfish

Apricot drifts past the front of the tank twice a minute, checking on me.

FrostyOtter · 5 days ago

Kintaro, a koi

Koi

Kintaro and the others come up the instant a shadow crosses the water, in case it is food.

FrostyOtter · 5 days ago

Fisher, a boesemani rainbowfish

Boesemani rainbowfish

Fisher changes colour depending on the light and takes full personal credit for it.

FrostyOtter · 6 days ago

Buttercup, a butterflyfish

Butterflyfish

Buttercup patrols the edge of the reef and considers every bit of it hers to inspect.

FrostyOtter · 6 days ago

Inky, a black moor

Black moor

Inky drifts along the bottom looking permanently astonished by his own bubbles.

FrostyOtter · 6 days ago

Sovereign, a arowana

Arowana

Sovereign patrols the top inch of the water and treats the rest of the tank as somebody else's problem.

FrostyOtter · 6 days ago

All fish