Browse 17,867 DNR stocking events for May (All Years). Filter by year and month to explore historical patterns.
Monthly breakdown for 2026. Darker = more events. Click a month to filter.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 |
How DNR stocking activity in May has changed across each year.
Top 10 lakes sorted by stocking frequency. Click any lake for its full history.
Fish species with the most stocking activity in May (All Years), ranked by event count.
Counties with the most DNR stocking activity in May (All Years). Click any county to browse its lakes.
Actual DNR stocking events for May (All Years). 17,867 total events on record.
Based on 48 years of data, May has averaged 372 stocking events per year across 573 lakes. Exact timing varies by species, hatchery capacity, and weather conditions.
The top species stocked in May historically are Brown Trout, Rainbow Trout, Lake Trout, based on stocking records going back to 1979.
May is one of the more active months for DNR stocking, with 17,867 events on record. Newly stocked lakes often see strong action in the first one to two weeks after a stocking event.
All records are sourced directly from the Michigan Department of Natural Resources and synced regularly. Nothing is estimated, every event shown came from the official DNR stocking report dating back to 1979.
Yes. Every free account includes 1 stocking alert: you get an email when the DNR adds a new stocking record for your chosen lake or species, the same day the data hits our system. Fishing Pro removes the cap so you can track as many lakes and species as you like.