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Possible online services disruption due to Internet related outage

A worldwide technology outage is causing disruption to some State of Illinois online systems.  We are aware of this issue and are diligently working on restoration.

Attention hunters: Visit our FAQ page for information about the use of centerfire, single-shot rifles for deer hunting in Illinois. 

Governor JB Pritzker Illinois.gov Contact IDNR DNR A to Z

Wild About Illinois Fishes!

Family Salmonidae - Salmon Family

Family: Salmonidae - Salmonids include trouts, salmons, chars and whitefishes. All members of the family are freshwater or migrate into freshwater to spawn. Salmonids have small cycloid scales, one dorsal fin, an adipose fin and no spines in the fins. Members of this family are often introduced into bodies of water due to their great commercial value.
     cisco (Coregonus artedi) [state endangered]
     lake whitefish (Coregonus clupeaformis)
     bloater (Coregonus hoyi)
     pink salmon (Oncorhynchus gorbuscha) [nonnative]
     coho salmon (Oncorhynchus kisutch) [nonnative]
     rainbow trout (Oncorhynchus mykiss) [nonnative]
     chinook salmon (Oncorhynchus tshawytscha) [nonnative]
     round whitefish (Prosopium cylindraceum)
     Atlantic salmon (Salmo salar) [nonnative]
     brown trout (Salmo trutta) [nonnative]
     brook trout (Salvelinus fontinalis)
     lake trout (Salvelinus namaycush)

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