How much does Copperfish cost in FFXIV?

Copperfish is listed from 4 gil on Chaos. Prices vary by datacenter; the highest current listing is 400 gil on Materia.

Which datacenter is cheapest for Copperfish?

Chaos currently has the lowest listing at 4 gil (on Phantom). This changes constantly — prices here are updated hourly.

Yes. Copperfish is marketable and can be bought and sold on the market board.

Seafood · Item level 20 · Requires level 1 · Patch 7.56x1

Copperfish sells for 4 gil on Chaos, the cheapest of 11 datacenters — the dearest is 400 gil on Materia, a spread of 396 gil.

Prices correct as of 1d ago, sourced from Universalis.

Datacenter	Cheapest listing	World	Avg sale	Sold
Elemental · Japan	100	Kujata	—	—
Gaia · Japan	5	Bahamut	4	4.1/day
Mana · Japan	200	Hades	472	2.9/day
Aether · North-America	39	Adamantoise	420	17.2/day
Primal · North-America	5	Famfrit	500	0.6/day
Chaos · Europe	4	Phantom	325	5.1/day
Light · Europe	90	Twintania	1,137	3.8/day
Crystal · North-America	11	Coeurl	1,288	18.4/day
Materia · Oceania	400	Bismarck	—	—
Meteor · Japan	50	Shinryu	31	4.4/day
Dynamis · North-America	195	Marilith	—	—

Copperfish on Chaos — daily average, shaded band is the daily low/high range. 12 days of observations.

Caught at Nophica's Wells (lv 5), The Footfalls (lv 10), Woad Whisper Canyon (lv 15), Empty Heart (lv 15) and 8 more.
Buy on the market board — prices above.
Sells to vendors for 1 gil.

How much does Copperfish cost in FFXIV?: Copperfish is listed from 4 gil on Chaos. Prices vary by datacenter; the highest current listing is 400 gil on Materia.
Which datacenter is cheapest for Copperfish?: Chaos currently has the lowest listing at 4 gil (on Phantom). This changes constantly — prices here are updated hourly.
Can Copperfish be sold on the market board?: Yes. Copperfish is marketable and can be bought and sold on the market board.