Mongaup River trout stocking
Bethel, Sullivan County, New York · stream
Mongaup River was last stocked 19 months ago (Apr 1 to 30, 2025). We have 11 stockings on record since Apr 1, 2016. Most stockings come in April. Species stocked: brown trout.
- Number 15 of 37 stocked waters in Sullivan County by stocking days.
- Stocked more often than 67% of New York waters on our record.
River conditions
USGS gage: MONGAUP RIVER AT MONGAUP VALLEY NY (8 km away).
- Flow
- 49 cfs
- lower than usual for the last six weeks
- Gage height
- 3.06 ft
Latest reading Nov 9, 2026, 8:30 AM UTC. USGS data are provisional. Gage page at USGS.
Weather at Mongaup River
- This Afternoon66°FChance Rain Showers38% rain · wind 6 mph
- Tonight52°FRain Showers Likely55% rain · wind 0 to 5 mph
- Friday66°FAreas Of Fog then Partly Sunny10% rain · wind 0 to 3 mph
- Friday Night43°FPartly Cloudy8% rain · wind 2 mph
- Saturday59°FRain Showers Likely61% rain · wind 2 to 9 mph
- Saturday Night39°FRain Showers Likely61% rain · wind 8 to 13 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Mongaup River stocked?
Most stockings come in April.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | |||||||||||
| 2025 | 1 | |||||||||||
| 2024 | 1 | |||||||||||
| 2023 | 1 | |||||||||||
| 2022 | 1 | |||||||||||
| 2021 | 1 | |||||||||||
| 2020 | 1 | |||||||||||
| 2019 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Brown trout | 10 | 7,690 | 769 | 13.0 in |
Stocking history
20260 stockings · 1 planned
| Date | Species | Fish | Size |
|---|---|---|---|
Week of Apr 1Planned Apr 1 to Apr 7 | Brown trout | 690 | 11.5 in |
20251 stocking · 880 fish
| Date | Species | Fish | Size |
|---|---|---|---|
AprilLatest sometime this month | Brown trout | 880 | 10.5 in |
20241 stocking · 840 fish
| Date | Species | Fish | Size |
|---|---|---|---|
April sometime this month | Brown trout | 840 | 12.3 in |
20231 stocking · 830 fish
- April brown trout, 830 fish
20221 stocking · 830 fish
- April brown trout, 830 fish
20211 stocking · 830 fish
- April brown trout, 830 fish
20201 stocking · 620 fish
- April brown trout, 620 fish
20191 stocking · 730 fish
- April brown trout, 730 fish
20181 stocking · 720 fish
- April brown trout, 720 fish
20171 stocking · 690 fish
- April brown trout, 690 fish
20161 stocking · 720 fish
- April brown trout, 720 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 Mongaup River?
Bethel, Sullivan County, New York. Approximate: the marker is the town the agency names for the stocked section, from USGS place names.
Stocked waters near Mongaup River
- White Lakelake · 2 mistocked Apr 2019
- Lake Huntingtonlake · 6 mistocked May 2018
- Beaver Brookstream · 10 mistocked Apr 2025
- Halfway Brookstream · 10 mistocked Apr 2025
- Callicoon Creekstream · 11 mistocked Apr 2025
- Mongaup Falls Reservoirlake · 11 mistocked Apr 2025
- Loch Sheldrake13 mistocked Apr 2025
- Neversink Reservoirlake · 15 mistocked Oct 2023
All stocked waters in Sullivan CountyStocked this week in New York
Questions about Mongaup River
- When was Mongaup River last stocked?
- The latest reported stocking was Apr 1 to 30, 2025 (brown trout, 880 fish), according to New York agency reports.
- How often is Mongaup River stocked?
- Across all years on record, most stockings come in April.
- Is Mongaup River stocked often?
- Number 15 of 37 stocked waters in Sullivan County by stocking days. Stocked more often than 67% of New York waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Mongaup River?
- Brown trout (10 stockings, 7,690 fish).