When was Ammonoosuc River last stocked?

The latest reported stocking was Jun 25, 2026 (brown trout, 1,300 fish), according to New Hampshire agency reports.

How often is Ammonoosuc River stocked?

Stocked 4 times in 2026, mostly in June, usually on Wednesdays, about every 8 days. Across all years on record, most stockings come in June.

Is Ammonoosuc River stocked often?

Number 5 of 100 stocked waters in Grafton County by stocking days. Stocked more often than 91% of New Hampshire waters on our record. We count each day the agency reported stocking it.

What kind of trout are stocked in Ammonoosuc River?

Rainbow trout (3 stockings, 2,050 fish); Brown trout (1 stocking, 1,300 fish); Brook trout (1 stocking, 200 fish).

Ammonoosuc River trout stocking

Lisbon, Grafton County, New Hampshire · stream · 545 ft elevation

Ammonoosuc River was last stocked 5 months ago (Jun 25, 2026). We have 4 stockings on record since May 13, 2026, 4 in the last 12 months (3,550 fish). Most stockings come in June. Species stocked: rainbow trout, brown trout, brook trout.

Last stocked

5 months ago

Jun 25, 2026

Next planned

Not announced

Last 12 months

4 stockings

3,550 fish

On record

4 stockings

since May 13, 2026

Number 5 of 100 stocked waters in Grafton County by stocking days.
Stocked more often than 91% of New Hampshire waters on our record.

Weather at Ammonoosuc River

Overnight
32°F
Mostly Cloudy
wind 5 mph
Saturday
47°F
Mostly Sunny
wind 0 to 5 mph
Saturday Night
24°F
Mostly Clear
wind 0 mph
Sunday
56°F
Sunny
wind 0 to 5 mph
Sunday Night
35°F
Mostly Clear
wind 0 mph
Monday
62°F
Partly Sunny
1% rain · wind 0 mph

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

When is Ammonoosuc River stocked?

Most stockings come in June. Stocked 4 times in 2026, mostly in June, usually on Wednesdays, about every 8 days.

By month, all years

Stockings of Ammonoosuc River by month, all years on record. This month is shown in blue.

What is stocked

Species	Stockings	Fish	Fish per stocking
Rainbow trout	3	2,050	683
Brown trout	1	1,300	1,300
Brook trout	1	200	200

Stocking history

20264 stockings · 3,550 fish

Date	Species	Fish	Since previous	Hatchery
Jun 25Latest Thursday	Brown trout	1,300 447 lb	8 days	Berlin State Fish Hatchery
Jun 17 Wednesday	Rainbow trout	500 202 lb	5 days	Twin Mountain State Fish Hatchery
Jun 12 Friday	Brook troutRainbow trout	1,000 334 lb	30 days	Warren State Fish Hatchery, Twin Mountain State Fish Hatchery
May 13 Wednesday	Rainbow trout	750 179 lb		Twin Mountain State Fish Hatchery

From New Hampshire 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 Hampshire fishing regulations.

Where is Ammonoosuc River?

Lisbon, Grafton County, New Hampshire. The marker is the agency's location for this water; streams are often stocked at several access points.

Directions Larger map New Hampshire fishing regulations

Stocked waters near Ammonoosuc River

Pearl Lakelake · 3 mistocked Oct 20, 2026
Perch Pondlake · 4 mistocked Oct 21, 2026
Ogontz Lakelake · 4 mistocked Oct 21, 2026
Ammonoosuc River, Wildstream · 5 mistocked May 28, 2026
Ammonoosuc Riverstream · 6 mistocked Jun 12, 2026
Partridge Lakelake · 7 mistocked May 12, 2026
Ammonoosuc River, Wildstream · 7 mistocked May 28, 2026
Streeter Pondlake · 7 mistocked Oct 19, 2026

All stocked waters in Grafton County Stocked this week in New Hampshire

Questions about Ammonoosuc River

When was Ammonoosuc River last stocked?: The latest reported stocking was Jun 25, 2026 (brown trout, 1,300 fish), according to New Hampshire agency reports.
How often is Ammonoosuc River stocked?: Stocked 4 times in 2026, mostly in June, usually on Wednesdays, about every 8 days. Across all years on record, most stockings come in June.
Is Ammonoosuc River stocked often?: Number 5 of 100 stocked waters in Grafton County by stocking days. Stocked more often than 91% of New Hampshire waters on our record. We count each day the agency reported stocking it.
What kind of trout are stocked in Ammonoosuc River?: Rainbow trout (3 stockings, 2,050 fish); Brown trout (1 stocking, 1,300 fish); Brook trout (1 stocking, 200 fish).