Sullivan County · stream · order 4 river · ~50 cfs typical
West Branch Mongaup River
Stocked 4× since 2024 · NYSDEC
West Branch Mongaup River is a stream in Sullivan County, New York, stocked with Brown Trout — most recently on Apr 1, 2025. FishableWaters aggregates every stocking record for this water from NYSDEC; the latest schedule and today's bite windows are above.
Best days this week
Days near a new or full moon tend to fish best.
Today's bite windows
Conditions, next 3 days
Today
Drizzle
72°
62°
5 mph
37%
Fri
Overcast
80°
60°
6 mph
2%
Sat
Overcast
81°
62°
8 mph
6%
↗ pressure risingPost-front rising pressure can slow things down for a day.
Stocking ledger
| — 2025 — | ||||
| Apr 1 | Brown Trout | 560 | 7.1" | |
| Apr 1 | Brown Trout | 60 | 13.9" | |
| — 2024 — | ||||
| Apr 1 | Brown Trout | 530 | 8.2" | |
| Apr 1 | Brown Trout | 60 | 13.4" | |
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
Nearby waters
- Dodge Pond1.0 mi
- Zieglers Pond1.7 mi
- Delfongos Pond2.1 mi
- Mountain Lake2.4 mi
- East Mongaup River2.7 mi
- Middle Mongaup River2.7 mi
- Kinne Brook3.4 mi
- Woods Pond3.5 mi
Seasons, limits, and rules are the state's call — check the official NY regulations and buy your license before you go. We link the source; we never restate the rules.
West Branch Mongaup River fishing — FAQ
What fish are stocked in West Branch Mongaup River?+
West Branch Mongaup River is stocked with Brown Trout in Sullivan County, New York, most recently on Apr 1, 2025 by NYSDEC. The full stocking ledger is on this page.
When does West Branch Mongaup River get stocked?+
Going by 4 records since 2024, stocking at West Branch Mongaup River peaks in April. Check this page for the season's scheduled and most recent stockings.
Do I need a license to fish West Branch Mongaup River?+
Yes — New York requires a fishing license. Buy one from the state and check current seasons and limits before you go; both are linked on this page.
Where is West Branch Mongaup River?+
West Branch Mongaup River is a stream in Sullivan County, New York. Driving directions and an interactive topo map are on this page.
Data: NYSDEC · updated Apr 1, 2025 · checked daily · we publish what agencies publish, nothing else.