Browse 278 DNR stocking events for April 1981. Filter by year and month to explore historical patterns.
Monthly breakdown for 1981. Darker = more events. Click a month to filter.
Top 10 lakes sorted by stocking frequency. Click any lake for its full history.
Fish species with the most stocking activity in April 1981, ranked by event count.
Counties with the most DNR stocking activity in April 1981. Click any county to browse its lakes.
Actual DNR stocking events for April 1981. 278 total events on record.
This page shows the 278 actual DNR stocking events recorded in April 1981 across 156 Michigan lakes. Every record came from the official Michigan DNR stocking report, nothing is estimated or projected.
April was the single busiest stocking month in 1981, with 278 recorded events, more than any other month that year.
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.