Middle Mongaup River fishing

Middle Mongaup River fishing has Brown Trout on the stocking report. It is stocked about 2 times a year since 2011, most often in April. Species guides list dawn, day, and dusk as the active times.

AI-generated illustration, not a photo of this lake
Last stocked
April 2025
Brown Trout
Plants on record
30
Since 2011
Species recorded
1
Average size
11 in
Elevation
1,138 ft

Fish at Middle Mongaup River

1 stocked · 0 confirmed present

Brown Trout Stocked · 30 plants · last April 2025 Best: dawn, day, dusk

Last stocked April 2025 · avg 11 in · 30 plants

Best: dawn, day, dusk

Brown Trout species guide

How Middle Mongaup River is stocked

Source: New York State Department of Environmental Conservation.

Neversink Reservoir (9.6 mi) was stocked more recently. Neversink Reservoir is also stocked with Brown Trout.

Fish stocked in 2011

1,310

Fish stocked in 2012

1,380

Fish stocked in 2013

1,150

Fish stocked in 2014

1,360

Fish stocked in 2015

1,330

Fish stocked in 2016

1,340

Fish stocked in 2017

1,290

Fish stocked in 2018

1,350

Fish stocked in 2019

1,370

Fish stocked in 2020

1,160

Fish stocked in 2021

680

Fish stocked in 2022

680

Fish stocked in 2023

680

Fish stocked in 2024

680

Fish stocked in 2025

710

Stocking history

Source: New York State Department of Environmental Conservation.
Date Species Quantity Avg. length Source
April 2025Brown Trout6407.1 inreport
April 2025Brown Trout7013.9 inreport
April 2024Brown Trout7013.4 inreport
April 2024Brown Trout6108.2 inreport
April 2023Brown Trout7013.1 inreport
April 2023Brown Trout6108.9 inreport
April 2022Brown Trout7013.5 inreport
April 2022Brown Trout6109 inreport
April 2021Brown Trout7013.2 inreport
April 2021Brown Trout6108.8 inreport
April 2020Brown Trout13013 inreport
April 2020Brown Trout1,0308.9 inreport
April 2019Brown Trout13013.3 inreport
April 2019Brown Trout1,2408.8 inreport
April 2018Brown Trout13013 inreport
April 2018Brown Trout1,2209.2 inreport
April 2017Brown Trout13013.1 inreport
April 2017Brown Trout1,1608.9 inreport
April 2016Brown Trout13013.7 inreport
April 2016Brown Trout1,2109 inreport
April 2015Brown Trout13013 inreport
April 2015Brown Trout1,2008.1 inreport
April 2014Brown Trout13013.6 inreport
April 2014Brown Trout1,2308.8 inreport
April 2013Brown Trout13013.1 inreport
April 2013Brown Trout1,0208.4 inreport
April 2012Brown Trout13013.5 inreport
April 2012Brown Trout1,2508.5 inreport
April 2011Brown Trout13013.1 inreport
April 2011Brown Trout1,1808.6 inreport

Access and facts

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Advisories, closures, regulations and water conditions change. Check the New York State Department of Environmental Conservation before you go.

Nearest lakes

West Branch Mongaup River 2.7 mi last stocked April 2025 White Lake 5.3 mi last stocked April 2019 Loch Sheldrake 6.4 mi last stocked April 2025 Swinging Bridge Reservoir 6.8 mi last stocked June 2024 Neversink Reservoir 9.6 mi last stocked May 2025

Common questions

What fish are at Middle Mongaup River?

Fishing Middle Mongaup River usually means Brown Trout. All 30 plants on record are Brown Trout. Brown Trout was last stocked April 2025, averaging 11 in.

When is Middle Mongaup River stocked?

Last stocked April 2025. It is stocked about 2 times a year since 2011, most often in April.

How big are the fish stocked at Middle Mongaup River?

Brown Trout stocked at Middle Mongaup River average 11 in.

Which lakes near Middle Mongaup River were stocked more recently?

Neversink Reservoir (9.6 mi) was stocked more recently. Neversink Reservoir is also stocked with Brown Trout.