Blanchfield and Ridgway, 1999



Citation


Blanchfield, P.J. and Ridgway, M.S. (1999) The cost of peripheral males in brood trout mating system. Animal Behaviour, pp. 537-544

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Salvelinus fontinalis Spawning conditions Mating system For males and females, tha mating costs of peripheral males were substantial because more than half (56%) of all observed brrok trout spawnings involved peripheral males. Males that paired with large females experienced a greater incidence of kleptogamy due to increase numbers of peripheral males present No category
Salvelinus fontinalis Female Length at sexual maturity Means of female sizes involved in spawing range from 36.5 ±1.2 to 41.1 ± 1.3 36.5 cm
Salvelinus fontinalis Male Length at sexual maturity Means of male sizes involved in spawing range from 37.5 ±2.0 to 42.4 ± 1.2 37.5 cm