Browse 280 DNR stocking records for April 1981. Filter by year and month to explore historical patterns.
Monthly breakdown for 1981. Darker = more events. Click a month to filter.
Fishing+ members see the full lake list with species detail, stocking quantities, confidence ratings, and year-over-year history — filterable by any month and year going back to 1979.
Fishing+ — $4.99/moFish 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. 280 total events on record. Fishing+ members see species and quantities.
This page shows the 280 actual DNR stocking events recorded in April 1981 across 157 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 280 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.
Fishing+ members receive an email the moment the DNR adds a new stocking record for a lake they are tracking — the same day the data hits our system.