Research Article

Partial Replacement of Fishmeal with Duckweed (Spirodela polyrhiza) in Feed for Two Carnivorous Fish Species, Eurasian Perch (Perca fluviatilis) and Rainbow Trout (Oncorhynchus mykiss)

Figure 1

Growth of Eurasian perch (a) and rainbow trout (b) fingerlings fed with control diet (black, solid) and diets including dried (turquoise) and fermented (orange) duckweed to replace different proportions of fish meal protein (12%: solid, 24%: dashed, and 35%: dotted). Values are mean ± SD (n = 4).
(a)
(b)