Pomoxis annularis
White crappie
Species Number

Pomoxis annularis Rafinesque, 1818
Family: Centrarchidae (Sunfishes) picture (Poann_u4.jpg) by Lovshin, L.

Map
Order: Perciformes (perch-likes)
Class: Actinopterygii (ray-finned fishes)
FishBase name: White crappie
Max. size: 53.0 cm TL (male/unsexed; Ref. 5723); max. published weight: 2,350 g (Ref. 4699); max. reported age: 10 years
Environment: demersal; freshwater
Climate: temperate; 31.3�C; 40�N - 35�N
Importance: gamefish: yes
Resilience: Medium, minimum population doubling time 1.4 - 4.4 years(Assuming tm=2-4; Fec up to 140,000)


Pomoxis nigromaculatus
Black crappie
Species Number

Pomoxis nigromaculatus (Lesueur, 1829)
Family: Centrarchidae (Sunfishes) picture (Ponig_u7.jpg) by The Native Fish Conservancy

Map
Order: Perciformes (perch-likes)
Class: Actinopterygii (ray-finned fishes)
FishBase name: Black crappie
Max. size: 49.0 cm TL (male/unsexed; Ref. 5723); max. published weight: 2,720 g (Ref. 40637); max. reported age: 15 years
Environment: benthopelagic; freshwater
Climate: temperate; 30.6�C; 52�N - 27�N
Importance: fisheries: commercial; gamefish: yes; aquarium: public aquariums
Resilience: Medium, minimum population doubling time 1.4 - 4.4 years(K=0.11-0.45; tmax=13; Fec=26,700)
Reproductive Habits:
� Mature by age 2
� Spawning occurs around April at 15-20�C
� Nests dug out around vegetation close to other nests Fecundity is 11,000-188,000 eggs per female