TroutNearMe

Bonaparte Lake trout stocking

Diana, Lewis County, New York · lake · about 767 ft elevation

Bonaparte Lake was last stocked 19 months ago (Apr 1 to 30, 2025). We have 13 stockings on record since Apr 1, 2016. Most stockings come in April. Species stocked: brown trout, lake trout.

Last stocked
19 months ago
Apr 1 to 30, 2025
Next planned
Not announced
Last 12 months
0 stockings
On record
13 stockings
since Apr 1, 2016
  • The third most stocked of 41 waters in Lewis County.
  • Stocked more often than 78% of New York waters on our record.

River conditions

Nearest USGS gage: WEST BRANCH OSWEGATCHIE RIVER NEAR HARRISVILLE NY (6 km away, on a different stream or lake).

Flow
174 cfs
higher than usual for the last six weeks
Gage height
2.15 ft
0396791Sep 25Nov 8
Streamflow, last six weeks (cfs), daily. Latest: 140 cfs on Nov 8.

Latest reading Nov 9, 2026, 8:30 AM UTC. USGS data are provisional. Gage page at USGS.

Weather at Bonaparte Lake

  • Today
    48°F
    Rain Showers
    93% rain · wind 6 to 10 mph
  • Tonight
    34°F
    Cloudy
    12% rain · wind 3 to 7 mph
  • Tuesday
    53°F
    Chance Rain Showers
    49% rain · wind 3 to 13 mph
  • Tuesday Night
    34°F
    Chance Rain Showers
    40% rain · wind 2 to 9 mph
  • Veterans Day
    50°F
    Slight Chance Rain Showers
    17% rain · wind 1 to 5 mph
  • Wednesday Night
    30°F
    Slight Chance Rain Showers
    23% rain · wind 2 mph

Forecast from the National Weather Service for this location, refreshed hourly.

When is Bonaparte Lake stocked?

Most stockings come in April.

By month, all years

JanFebMar: 1 stocking1MarApr: 8 stockings8AprMay: 3 stockings3MayJunJulAugSepOctNovDec
Stockings of Bonaparte Lake by month, all years on record. This month is shown in blue.

Year by year

JanFebMarAprMayJunJulAugSepOctNovDec
20251
20241
20231
20221
20211
202011
20191
20181

What is stocked

SpeciesStockingsFishFish per stockingTypical size
Brown trout926,3302,9268.7 in
Lake trout813,6401,7056.8 in

Stocking history

20260 stockings · 1 planned
DateSpeciesFishSize
Yearly totalPlanned
date not published
Brown trout
3,060
8.0 in
20251 stocking · 4,900 fish
DateSpeciesFishSize
AprilLatest
sometime this month
Brown troutLake trout
4,900
7.4 in
20241 stocking · 4,660 fish
DateSpeciesFishSize
April
sometime this month
Brown troutLake trout
4,660
7.7 in
20231 stocking · 2,890 fish
  • April brown trout, 2,890 fish
20221 stocking · 4,690 fish
  • April brown trout, lake trout, 4,690 fish
20211 stocking · 3,160 fish
  • April brown trout, 3,160 fish
20202 stockings · 4,300 fish
  • April brown trout, 2,500 fish
  • March lake trout, 1,800 fish
20191 stocking · 4,810 fish
  • May brown trout, lake trout, 4,810 fish
20181 stocking · 4,760 fish
  • May brown trout, lake trout, 4,760 fish
20172 stockings · 4,600 fish
  • May brown trout, 2,800 fish
  • April lake trout, 1,800 fish
20161 stocking · 1,200 fish
  • April lake trout, 1,200 fish

From New York fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: New York fishing regulations.

Where is Bonaparte Lake?

Diana, Lewis County, New York. Approximate: the marker is the USGS place-name point for this water, not an agency location.

DirectionsLarger mapNew York fishing regulations

Stocked waters near Bonaparte Lake

All stocked waters in Lewis CountyStocked this week in New York

Questions about Bonaparte Lake

When was Bonaparte Lake last stocked?
The latest reported stocking was Apr 1 to 30, 2025 (brown trout and lake trout, 4,900 fish), according to New York agency reports.
How often is Bonaparte Lake stocked?
Across all years on record, most stockings come in April.
Is Bonaparte Lake stocked often?
The third most stocked of 41 waters in Lewis County. Stocked more often than 78% of New York waters on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Bonaparte Lake?
Brown trout (9 stockings, 26,330 fish); Lake trout (8 stockings, 13,640 fish).