The GH requirements of bristlenose plecs is 1 to 15 dH. Bristlenoses are soft water fish.They seem to have higher GH requirements than I can provide. My water is 12 dGH and I'm reading they need 20 minimum. Does that sound right?
Ancistrus sp. ‘3’ – Common Bristlenose Catfish (Ancistrus sp. 3) — Seriously Fish
www.seriouslyfish.com
Plecs of all species are poop machines, something to bear in mind.