Many Plecos need wood in their diet. I use Planet Catfish for most of my info as they are serious breeders.
"FeedingIt is thought that elements in bogwood, particularly lignin, may form an essential part of Bristlenose diet. Certainly they have the immensely long guts common to vegetarians, and although they fall avidly on the occasional meal of live food or prawns, the bulk of their diet must be composed of vegetable matter. If a high protein diet is fed constantly, then they will become prone to stomach disorders. Vegetable roughage keeps the gut in working order, and bogwood is a valuable addition to this.*
Fry will feed from free-swimming on the same diet as parents. It may help to blanch vegetables when feeding young fry, as it helps them rasp off the food stuff."
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