Variation in temperature is required to trigger spawning, support growth, initiate smoltification, and enable other parts of the salmonid life cycle.
(Variation in temperature; is required; to trigger spawning, support growth, initiate smoltification, and enable other parts of the salmonid life cycle) (Variation in temperature; to trigger; spawning, support growth, initiate smoltification, and enable other parts of the salmonid life cycle)
Variation in temperature Variation in temperature
is required to trigger
to trigger spawning, support growth, initiate smoltification, and enable other parts of the salmonid life cycle
spawning, support growth, initiate smoltification, and enable other parts of the salmonid life cycle