Rainbow Darter
Etheostoma caeruleum · Percidae
About this fish
- Spawning
- April, May and June
- Largest length
- up to 7.7 cm (3 inches)
- Lifespan
- up to 4 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.
67 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 14 lakes
- Long LakeRichland County48 acres · 10 ft deeprecorded 2024 (1 record)stocked, recorded
- Okauchee LakeWaukesha County1,187 acres · 94 ft deeprecorded 2021 (1 record)Moderatestocked, recorded
- Murphy FlowageRusk County1.0 acres · 14 ft deeprecorded 2007 (1 record)recorded
- Osprey LakeSawyer County208 acres · 32 ft deeprecorded 2005 (1 record)Clearstocked, recorded
- Indian School LakeSawyer County46 acres · 6 ft deeprecorded 2001 (1 record)Moderaterecorded
- Mallalieu LakeSt Croix County270 acres · 17 ft deeprecorded 2001 (1 record)Lowrecorded
- Big Bass LakeMarathon County174 acres · 13 ft deeprecorded 2000 (1 record)Moderatestocked, recorded
- Mukwonago RiverWisconsin26 acresrecorded 1984 (1 record)stocked, recorded
- Long LakeWashburn County3,290 acres · 74 ft deeprecorded 1959 (1 record)Moderatestocked, recorded
- Big Eau Pleine ReservoirMarathon County6,830 acres · 46 ft deeprecorded 1927 (1 record)Lowstocked, recorded
- Park LakeColumbia County312 acres · 27 ft deeprecorded 1925 (1 record)Lowstocked, recorded
- Spring LakeColumbia County24 acres · 32 ft deeprecorded 1925 (1 record)Lowstocked, recorded
- Oconomowoc LakeWaukesha County767 acres · 62 ft deeprecorded 1860 (1 record)Clearstocked, recorded
- Saratoga LakeWaukesha County24 acres · 6 ft deeprecorded (1 record)recorded