DeWitt, 1993



Citation


DeWitt, TJ. (1993) Nest-site preference in male fathead minnows, Pimephales promelas. Canadian Journal of Zoology/Revue Canadienne de Zoologie [CAN. J. ZOOL./REV. CAN. ZOOL.], pp. 1276-1279

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Pimephales promelas Spawning conditions Mating system Males accept eggs from multiple females, each female may oviposit with several males No category
Pimephales promelas Spawning conditions Parental care Males establish and defend territory and care for eggs laid there No category
Pimephales promelas Spawning conditions Spawning substrate Nest sites are typically depressions under benthic debris or the cleared lower surfaces of submerged objects No category
Pimephales promelas Spawning conditions Spawning site preparation Males establish and defend territory and care for eggs laid there No category
Pimephales promelas Spawning conditions Spawning water type Ponds Stagnant water
Pimephales promelas Spawning conditions Spawning depth Under 1 m 1.0 m
Pimephales promelas Male Male sexual dimorphism The largest male displayed nutpial tuberculs and the typical breeding color pattern, whereas the smaller male displyed tubercules but had the female color pattern Absent
Pimephales promelas Female Age at sexual maturity Most at 1, also at 2 1.0 years
Pimephales promelas Male Length at sexual maturity 5.2±0.2 5.2 cm
Pimephales promelas Male Weight at sexual maturity 1.72 ± 0.21 g !!! 1.72 kg