The 1966 State of Stocking
Every fish stocking event US state agencies reported in 1966, normalized into one dataset — totals by state and species, how the year compares to 1965, and the biggest movers.
952
stocking events
1
states reporting
12
species stocked
-4%
vs 1965
Agencies reported roughly 16,584,346 fish where a count was given — but only 100% of 1966 events include a quantity, so event counts are the reliable headline; treat fish totals as a floor.
Biggest increases vs 1965
Biggest decreases vs 1965
By state
| State | Events | Fish* | vs 1965 |
|---|---|---|---|
| Montana | 952 | 16,584,346 | -4% |
By species
| Species | Events | Fish* | vs 1965 |
|---|---|---|---|
| Rainbow Trout | 776 | 6,339,797 | -5% |
| Cutthroat Trout | 82 | 636,580 | +41% |
| Brook Trout | 20 | 167,293 | -39% |
| Kokanee | 18 | 4,187,160 | -33% |
| Largemouth Bass | 15 | 25,100 | +650% |
| Northern Pike | 8 | 259,900 | +14% |
| Black Crappie | 5 | 3,080 | — |
| Lake Trout | 4 | 193,804 | +300% |
| Walleye | 4 | 4,012,500 | +33% |
| Channel Catfish | 3 | 83,284 | +200% |
| Bluegill | 1 | 6,000 | — |
| Smallmouth Bass | 1 | 25,500 | — |
Other years
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Use this report. The full 1966 dataset is a free CSV download (CC BY 4.0): 1966 stocking events (CSV). *Fish totals cover only events reporting a count — see the methodology and how to cite.