Behavioural and heart rate responses to food limitation and predation risk: an experimental study on rainbow trout

Group size influences foraging effort in

Group size influences foraging effort independent of predation risk: an experimental study on rainbow trout

✍ J. I. Johnsson 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 90 KB

Foraging effort, swimming activity, vertical position and flight response were recorded in focal juvenile rainbow trout __Oncorhynchus mykiss__ at three group sizes: without company, or in visual and chemical contact with either one or five companion fish at two levels of predation risk: high (simul