Mahwah River Fish Stocking
Rockland County, New York · 2011–2026 on record
According to New York fish & wildlife agency, Mahwah River was last stocked March 2026 with Brown Trout. Mahwah River has 35 stocking records on file, spanning 2011–2026, with about 12,430 fish stocked over that period.
When Mahwah River is stocked
Mahwah River is typically stocked in spring, most often in March — 22 stocking events in that peak month.
Nearby stocked waters
Other stocked waters near Mahwah River, freshest activity first.
Ramapo River
11 miRockland County · 2 species · 179 records
Last stocked May 2026
Askoti Lake
10 miOrange County · 1 species · 32 records
Last stocked April 2026
Greenwood Lake
10 miBroome County · 1 species · 16 records
Last stocked April 2026
Island Pond
11 miWarren County · 1 species · 29 records
Last stocked April 2026
Walton Lake
14 miSullivan County · 1 species · 38 records
Last stocked April 2026
Pascack Brook
12 miRockland County · 2 species · 32 records
Last stocked March 2026
By species
Stocking history
Most recent stockings first. Dates shown at the precision the agency reported.
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| March 2026 | Brown Trout | 70 | 12" | New York fish & wildlife agency |
| March 2026 | Brown Trout | 570 | 9" | New York fish & wildlife agency |
| April 2025 | Brown Trout | 400 | 7" | New York fish & wildlife agency |
| April 2025 | Brown Trout | 20 | 13.7" | New York fish & wildlife agency |
| April 2025 | Brown Trout | 160 | 7" | New York fish & wildlife agency |
| April 2025 | Brown Trout | 40 | 13.7" | New York fish & wildlife agency |
| March 2024 | Brown Trout | 40 | 11.2" | New York fish & wildlife agency |
| March 2024 | Brown Trout | 380 | 8.2" | New York fish & wildlife agency |
Show 27 more stocking records →
| Date | Species | Number | Size | Source |
|---|---|---|---|---|
| March 2024 | Brown Trout | 150 | 8.2" | New York fish & wildlife agency |
| March 2024 | Brown Trout | 20 | 11.2" | New York fish & wildlife agency |
| March 2023 | Brown Trout | 660 | 8.9" | New York fish & wildlife agency |
| March 2023 | Brown Trout | 70 | 13.9" | New York fish & wildlife agency |
| March 2022 | Brown Trout | 70 | 13.5" | New York fish & wildlife agency |
| March 2022 | Brown Trout | 660 | 9" | New York fish & wildlife agency |
| March 2021 | Brown Trout | 70 | 13.4" | New York fish & wildlife agency |
| March 2021 | Brown Trout | 660 | 8.8" | New York fish & wildlife agency |
| March 2020 | Brown Trout | 740 | 9.1" | New York fish & wildlife agency |
| May 2019 | Brown Trout | 180 | 9" | New York fish & wildlife agency |
| March 2019 | Brown Trout | 710 | 8.8" | New York fish & wildlife agency |
| May 2018 | Brown Trout | 170 | 9.1" | New York fish & wildlife agency |
| March 2018 | Brown Trout | 700 | 9.1" | New York fish & wildlife agency |
| May 2017 | Brown Trout | 170 | 9.2" | New York fish & wildlife agency |
| March 2017 | Brown Trout | 660 | 8.9" | New York fish & wildlife agency |
| May 2016 | Brown Trout | 170 | 9" | New York fish & wildlife agency |
| March 2016 | Brown Trout | 690 | 8.9" | New York fish & wildlife agency |
| May 2015 | Brown Trout | 170 | 8.8" | New York fish & wildlife agency |
| March 2015 | Brown Trout | 680 | 8.3" | New York fish & wildlife agency |
| April 2014 | Brown Trout | 180 | 8.5" | New York fish & wildlife agency |
| March 2014 | Brown Trout | 700 | 8.8" | New York fish & wildlife agency |
| April 2013 | Brown Trout | 150 | 8.7" | New York fish & wildlife agency |
| March 2013 | Brown Trout | 580 | 8.5" | New York fish & wildlife agency |
| April 2012 | Brown Trout | 180 | 8.6" | New York fish & wildlife agency |
| March 2012 | Brown Trout | 710 | 8.5" | New York fish & wildlife agency |
| April 2011 | Brown Trout | 170 | 8.5" | New York fish & wildlife agency |
| March 2011 | Brown Trout | 680 | 8.8" | New York fish & wildlife agency |
Frequently asked
When was Mahwah River last stocked?
According to New York fish & wildlife agency, Mahwah River was last stocked March 2026 with Brown Trout.
What fish species are stocked in Mahwah River?
Mahwah River is stocked with Brown Trout.
What time of year is Mahwah River stocked?
Mahwah River is typically stocked in spring, most often in March.
How often is Mahwah River stocked?
Mahwah River has been stocked about 2 times a year — 35 recorded stockings between 2011 and 2026.
How many fish have been stocked in Mahwah River?
About 12,430 fish have been stocked in Mahwah River across 35 recorded events since 2011, per New York fish & wildlife agency.
What size are the fish stocked in Mahwah River?
Fish stocked in Mahwah River average about 9.6 inches, based on the sizes the agency reported.