ꯃꯈꯜ ꯄꯨꯝꯅꯃꯛ
Emerald crab (Mithraculus sculptus)
ꯐꯣꯇꯣ: Mark Loch · CC BY-SA 2.0 Wikimedia Commons ꯒꯤ ꯈꯨꯠꯊꯥꯡꯗ

Emerald crab

Mithraculus sculptus · Mithracidae

Green mithrax crab ꯍꯥꯏꯅꯁꯨ ꯈꯪꯅꯩ

ꯑꯍꯥꯅꯕ

Eats bubble algae and detritus; useful, but an underfed adult starts sampling corals.

ꯑꯄꯤꯛꯄ ꯇꯦꯡꯛ
40 L (11 US gal)
ꯑꯁꯥ-ꯑꯑꯦꯡ
24–27 °C (75–81 °F)
pH
8.1–8.4
ꯑꯍꯜ ꯑꯣꯏꯕ ꯁꯥꯏꯖ
5 cm (2 in)
ꯀꯥꯡꯕꯨꯒꯤ ꯁꯥꯏꯖ
1+

ꯔꯤꯐ ꯑꯃꯁꯨꯡ ꯃꯦꯔꯤꯟ ꯂꯣꯏꯕ

ꯁ꯭ꯄꯦꯁꯤꯐꯤꯛ ꯒ꯭ꯔꯦꯕꯤꯇꯤ
1.024–1.026
ꯔꯤꯐ ꯁꯦꯐꯇꯤ
ꯆꯦꯛꯁꯤꯟꯅ Reef ꯗ ꯁꯤꯖꯤꯟꯅꯕ ꯌꯥꯕ
ꯀꯣꯔꯜꯁꯤꯡꯒ ꯂꯣꯏꯅꯅ
Will pick at soft coral and zoanthids when hungry.
ꯏꯟꯕꯔꯠꯁꯤꯡꯒ ꯂꯣꯏꯅꯅ
May catch slow snails.
ꯃꯤꯛꯁ꯭ꯗ ꯔꯤꯐꯇ ꯑꯄꯤꯛꯄ
40 L (11 US gal)
ꯉꯥ-ꯈꯛꯇꯒꯤ (FOWLR) ꯗ ꯑꯄꯤꯛꯄ
40 L (11 US gal)
ꯁꯥꯊꯤꯕ
Opportunistic at night.
ꯆꯥꯛ ꯄꯤꯕ
Offer nori if bubble algae runs out.

ꯀꯦꯌꯔ ꯃꯊꯧ ꯇꯥꯕꯁꯤꯡ

ꯑꯄꯤꯛꯄ ꯇꯦꯡꯛ ꯚꯣꯂ꯭ꯌꯨꯝ
40 L (11 US gal)
ꯑꯁꯥ-ꯑꯑꯦꯡ
24–27 °C (75–81 °F)
pH
8.1–8.4
ꯍꯥꯔ꯭ꯗꯅꯦꯁ
8–12 dGH
ꯍꯤꯡꯕꯒꯤ ꯃꯇꯝ
ꯆꯍꯤ 2–4
ꯗꯥꯏꯑꯦꯠ
Omnivore — bubble algae, detritus, sinking pellets, nori.
ꯀꯦꯌꯔ ꯊꯥꯛ
ꯑꯍꯥꯅꯕ

ꯍꯧꯔꯛꯐꯝ ꯑꯃꯁꯨꯡ ꯂꯩꯐꯝ

ꯂꯃꯦꯟ ꯂꯃꯗꯝ
Caribbean
ꯏꯁꯤꯡꯒꯤ ꯃꯈꯜ
ꯊꯨꯝ ꯌꯥꯎꯕ ꯏꯁꯤꯡ
ꯕꯥꯌꯣꯇꯣꯞ
Rocky reef crevices
ꯃꯍꯧꯁꯥꯒꯤ ꯐꯤꯚꯝ
Stable salinity, plenty of rock.

ꯑꯆꯠ-ꯑꯆꯨ ꯑꯃꯁꯨꯡ ꯁ꯭ꯇꯣꯀꯤꯡ

ꯃꯒꯨꯟ-ꯁꯥꯒꯣꯟ
ꯃꯌꯥꯏ ꯑꯣꯏꯅ ꯁꯥꯊꯤꯕ
ꯑꯄꯤꯛꯄ ꯀꯥꯡꯕꯨ
ꯉꯥ 1
ꯏꯔꯣꯏꯕ
ꯃꯈꯥ
ꯑꯐꯕ ꯇꯦꯡꯛ ꯃꯔꯨꯞꯁꯤꯡ
Tangs
Clownfish
Snails
ꯊꯣꯏꯗꯣꯛꯎ
Small sleeping fish
Delicate SPS frags

ꯃꯆꯥ ꯃꯤꯔꯣꯜ ꯊꯣꯛꯍꯟꯕ ꯑꯃꯁꯨꯡ ꯑꯋꯥꯕ

ꯃꯆꯥ ꯄꯣꯛꯍꯟꯕꯒꯤ ꯑꯋꯥꯕ
ꯑꯋꯥꯡꯕ ꯊꯥꯛ
ꯑꯃꯦꯝ-ꯑꯄꯥ ꯈꯦꯠꯅꯕ
Females have a broader abdominal flap.
ꯅꯣꯠꯁꯤꯡ
Not bred at home.
ꯇꯣꯏꯅ ꯊꯣꯛꯄ ꯑꯅꯥꯕꯁꯤꯡ
Moult failure
Copper poisoning
ꯃꯁꯤ ꯅꯍꯥꯛꯀꯤ ꯇꯦꯡꯛꯇ ꯆꯥꯟꯅꯒꯕ꯭ꯔꯥ?

ꯁꯥꯏꯟ ꯏꯟ ꯇꯧꯕꯤꯌꯨ ꯑꯃꯁꯨꯡ AquaLog ꯅ Emerald crab ꯕꯨ ꯅꯍꯥꯛꯅ ꯌꯦꯡꯁꯤꯟꯕ ꯇꯦꯡꯛ ꯈꯨꯗꯤꯡꯃꯛꯒ — ꯚꯣꯂ꯭ꯌꯨꯝ, ꯏꯁꯤꯡꯒꯤ ꯃꯈꯜ, ꯑꯁꯥ-ꯑꯑꯦꯡ ꯑꯃꯁꯨꯡ pH — ꯆꯥꯟꯅꯕ ꯌꯦꯡꯒꯅꯤ, ꯑꯃꯗꯤ ꯇꯥꯞ ꯑꯃꯈꯛꯇꯗ ꯅꯍꯥꯛꯀꯤ ꯉꯥꯒꯤ ꯃꯁꯤꯡꯗ ꯍꯥꯞꯆꯤꯟꯒꯅꯤ꯫

ꯑꯩꯒꯤ ꯇꯦꯡꯛꯁꯤꯡ ꯌꯦꯡꯅꯕ ꯁꯥꯏꯟ ꯏꯟ ꯇꯧꯕꯤꯌꯨ

ꯃꯥꯟꯅꯕ ꯃꯈꯜꯁꯤꯡ