Illinois reference

Illinois Fish Stocking

Six years of the IDNR stocking table by year, species, size class and water.

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Photo of Illinois River: Seclusive Nature, CC BY-SA 4.0

The table

What IDNR stocked into Illinois waters, 2021 to 2026

The IDNR stocking table on ifishillinois.org lists 2,819 rows from 2021 to 2026: year, water, species, size class and number. It prints no stocking dates and no counties, so neither appears here. Water names and species read as IDNR lists them; a linked name has its own page on this site.

2,819table rows
15,768,659fish in 2026
21,868,193fish in 2025
30species as listed

IDNR fish stocking table on ifishillinois.org (year, water, species, size class and number as listed; no stocking dates published), read November 4, 2026.

By year

Illinois fish stocked each year

20212,945 fish
202221,752,406 fish
20239,476,900 fish
202419,283,315 fish
202521,868,193 fish
202615,768,659 fish
By species

Illinois stocking totals by species as listed

Species as listed20222023202420252026
Sauger10,506,8934,571,64810,433,01212,615,3556,815,285
Walleye4,498,393772,6934,026,1165,062,5595,198,087
Largemouth Bass1,529,8291,424,9591,638,806420,250459,115
Walleye x Sauger (Saugeye)1,603,25698,639744,150909,231871,531
Channel Catfish863,430273,388231,322316,757234,010
Smallmouth Bass292,505270,009275,322322,403235,523
Bluegill141,740258,473156,895359,681339,435
Coho Salmon270,074289,91187,096258,541329,372
Striped Bass x White Bass (Wiper)179,014261,930332,767341,211112,438
Redear Sunfish422,279228,657183,534166,106151,421
Chinook Salmon210,070225,104100,878213,869214,153
Rainbow Trout82,01977,544355,238156,619189,694
Blue Catfish182,29294,399199,249159,778210,016
Black Crappie162,527133,117112,114207,28630,839
Brown Trout123,760118,023126,578119,196105,744
Skamania Steelhead79,85453,457132,59685,55287,069
Blacknose Crappie357,14029,49947,22100
Muskellunge80,07195,72212,99499,70226,429
Top waters

The biggest Illinois stocking destinations of 2026

Water as listedFish stocked
Illinois River – Peoria Pool4,967,625
Fox Chain O' Lakes3,113,326
Illinois River – Marseilles Pool1,374,696
Lake Michigan792,006
Kankakee River549,558
Lake Chaminwood544,885
Mazonia – Monster Lake405,499
Illinois River – Starved Rock Pool403,369
Clinton Lake293,170
LaSalle Cooling Lake249,420
Powerton Lake160,864
Heidecke Lake123,059
Springfield, Lake112,067
Rock River111,329
Decatur, Lake89,258
Size classes

Size classes IDNR lists in the stocking table

Fingerling (1 – 3")1,050 rows
Advanced Fingerling (4 – 7")812 rows
NonVulnerable (8 – 10")547 rows
Adult367 rows
Not Specified30 rows
Fry9 rows
Egg4 rows
Photos

Lake and river scenes for Illinois Fish Stocking

Illinois River, Illinois
Illinois River
Photo: Ron Frazier, CC BY 2.0
Montrose Harbor, Illinois
Montrose Harbor
Photo: uptowner, CC BY 2.0
Lake Michigan, Illinois
Lake Michigan
Photo: Charles Fulton, CC BY 2.0
Diversey Harbor, Illinois
Diversey Harbor
Photo: Tripp, CC BY 2.0
Answers

Illinois fish stocking questions, answered from the IDNR table

How many rows are in the IDNR stocking table?

2,819, covering 2021 to 2026.

How many fish did IDNR stock in 2026?

15,768,659, across the rows listed for 2026.

Which species did IDNR stock most in 2026?

Sauger, with 6,815,285 fish.

Which Illinois water received the biggest hatchery haul in 2026?

Illinois River – Peoria Pool, with 4967625.

Does IDNR print stocking dates?

No. The table lists year, water, species, size class and number only.

Why is a county not shown?

The IDNR table prints none; lake and river pages carry the county.

What does fingerling mean in the table?

A size class IDNR lists, printed with its inch range, such as fingerling at 1 to 3 inches.

Are trout stockings listed?

Yes, as rainbow trout rows for the catchable trout program sites, plus Lake Michigan salmon and trout.