Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Percidae
(Perches) > Percinae
Etymology: Perca: Greek, perke = perch, a fish without identificaction (Ref. 45335); flavescens: flavescens meaning yellow (Ref. 1998).
Environment / Climate / Range
Freshwater; brackish; benthopelagic; depth range ? - 56 m (Ref. 11004), usually ? - 9 m (Ref. 1998). Temperate; ? - 30°C (Ref. 35682), preferred ?; 64°N - 33°N
North America: Atlantic, Arctic, Great Lakes, and Mississippi River basins from Nova Scotia and Quebec west to Great Slave Lake in Northwest Territories in Canada, and south to Ohio, Illinois and Nebraska in the USA; south in Atlantic drainages to Santee River in South Carolina, USA.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 50.0 cm TL male/unsexed; (Ref. 9988); common length : 19.1 cm TL male/unsexed; (Ref. 12193); max. published weight: 1.9 kg (Ref. 40637); max. reported age: 11 years (Ref. 12193)
Inhabits lakes, ponds, pools of creeks, and rivers. Also found in brackish water and in salt lakes. Most commonly found in clear water near vegetation; tends to shoal near the shore during spring (Ref. 9988, 10294). Feeds on immature insects, larger invertebrates, fishes and fish eggs during the day. Preyed upon by fishes and birds (Ref. 1998). Spawns between February and July in the northern hemisphere and between August and October in the southern hemisphere (Ref. 10999). Neither anterolateral glandular groove nor venom gland is present (Ref. 57406). Marketed fresh or frozen; eaten pan-fried, broiled or baked (Ref. 9988).
Nonobligatory plant spawner.
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Fisheries: commercial; gamefish: yes; aquarium: public aquariums
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00956 - 0.01583), b=3.04 (2.97 - 3.11), based on LWR estimates for this species (Ref. 93245
Trophic Level (Ref. 69278
): 3.7 ±0.2 se; Based on diet studies.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (K=0.17-0.19; tmax=11).
Prior r = 0.49, 2 SD range = 0.23 - 1.05, log(r) = -0.71, SD log(r) = 0.38, Based on: 5 K, 1 tmax, 4 Fec records
Vulnerability (Ref. 59153
): Low to moderate vulnerability (31 of 100) .