Some like it deep: littoral and profundal niche specialization by ruffe (Gymnocephalus cernua)

ELORANTA A.P., VEJŘÍKOVÁ I., ČECH M., VEJŘÍK L., HOLUBOVÁ M., ŠMEJKAL M., FROUZOVÁ J., KILJUNEN M., JONES I.R., PETERKA J. 2017. Some like it deep: littoral and profundal niche specialization by ruffe (Gymnocephalus cernua). Freshwater Biology 62: 1401-1409.