Trout-Perch
Percopsis omiscomaycus · Percopsidae
About this fish
- Spawning
- April, May and June
- Largest length
- up to 20 cm (8 inches)
- Lifespan
- up to 2.5 years
- Matures at
- about 1 years old
Values come from a national database of the United States, not Wisconsin surveys: maximum length is the species' largest recorded anywhere, and spawning months are range-wide (Wisconsin timing, in a colder climate, can be later).
USGS FishTraits 14.3 (CC0). Credit: Frimpong and Angermeier, U.S. Geological Survey.
89 open records of this fish in Wisconsin were used here.
Lakes where it has been recorded
From open fish survey and museum records. A record shows the fish was found near the lake in that year, not that it is there now.
Showing 12 of 25 lakes
- Lake SuperiorWisconsinrecorded 1926 to 2025 (4 records)stocked, recorded
- Duroy LakePrice County379 acres · 18 ft deeprecorded 2000 to 2008 (4 records)Lowstocked, recorded
- Big Stone LakeOneida County548 acres · 57 ft deeprecorded 2006 (1 record)Lowstocked, recorded
- Big LakeOneida County865 acres · 27 ft deeprecorded 2005 (1 record)Lowstocked, recorded
- Red Cedar LakeWashburn County1,841 acres · 53 ft deeprecorded 1992 to 2005 (2 records)stocked, recorded
- Apple Falls FlowageSt Croix County39 acres · 40 ft deeprecorded 2004 (1 record)recorded
- Dairyland Reservoir (Flambeau)Rusk County1,745 acres · 70 ft deeprecorded 2004 (1 record)Lowstocked, recorded
- Dead LakePepin County68 acres · 7 ft deeprecorded 2004 (1 record)Lowrecorded
- Ladysmith FlowageRusk County288 acres · 19 ft deeprecorded 2000 to 2004 (3 records)Moderatestocked, recorded
- Lake Saint CroixPierce County4,668 acres · 60 ft deeprecorded 2004 (1 record)recorded
- Pelican LakeOneida County3,585 acres · 39 ft deeprecorded 2004 (3 records)Lowstocked, recorded
- Big LakeVilas County835 acres · 61 ft deeprecorded 1995 to 2003 (2 records)Clearstocked, recorded
- Boulder LakeVilas County524 acres · 23 ft deeprecorded 2003 (1 record)Moderaterecorded
- Grandfather FlowageLincoln County223 acres · 32 ft deeprecorded 2003 (1 record)Lowrecorded
- Lake ChetekBarron County770 acres · 22 ft deeprecorded 2003 (1 record)Lowstocked, recorded
- Lake MohawksinLincoln County1,910 acres · 25 ft deeprecorded 2003 (2 records)Lowrecorded
- Namekagon LakeBayfield County3,227 acres · 50 ft deeprecorded 1970 to 2002 (4 records)Moderatestocked, recorded
- Gordon LakeAshland County142 acres · 28 ft deeprecorded 1983 to 2000 (2 records)Lowstocked, recorded
- Lake WausauMarathon County1,918 acres · 30 ft deeprecorded 1995 (1 record)Lowstocked, recorded
- Lake ChippewaSawyer County15,300 acres · 92 ft deeprecorded 1984 to 1987 (8 records)Lowstocked, recorded
- Yellow LakeBurnett County2,287 acres · 31 ft deeprecorded 1971 (1 record)Lowstocked, recorded
- Tozer LakeDouglas County47 acres · 15 ft deeprecorded 1967 (2 records)Moderaterecorded
- Lake PepinPepin County25,494 acresrecorded 1963 (1 record)recorded
- Lake MichiganWisconsin0.4 acresrecorded 1931 to 1957 (4 records)stocked, recorded
- Trout LakeVilas County3,816 acres · 117 ft deeprecorded (1 record)Clearstocked, recorded