Atlantic salmon · Salmo salar

Atlantic salmon in the River Main Tamar

Largest measured atlantic salmon: 93 cm

The largest atlantic salmon measured in Environment Agency surveys of the River Main Tamar was 93 cm, recorded at Gunnislake Weir Index River Fish Trap on 30 May 2011.

Across 9,031 measured atlantic salmon, the median measured length was 62.2 cm.

Surveyors recorded weights for 6,646 atlantic salmon. The median was 6 lb 1.7 oz (2.77 kg) and the largest recorded weight was 19 lb 7.5 oz (8.83 kg).

RiverFish uses Environment Agency survey measurements rather than rod-and-line angling records. These figures show fish measured during EA surveys of the River Main Tamar.

See atlantic salmon records across England →

Most recent observation16 August 2024u/s North Tamerton · 1 fish

Largest measured atlantic salmon: 93 cm
Median length: 62.2 cm
Fish measured: 9,031
Survey locations: 38

Individual EA measurements

Largest measured atlantic salmon

The largest individual measurements in this river and species dataset. Equal measurements are retained as separate surveyed fish.

Length	Survey date	Survey location	Survey ID
93 cm	30 May 2011	Gunnislake Weir Index River Fish Trap	158834
92.5 cm	2 Oct 2006	Gunnislake Weir Index River Fish Trap	157673
92.3 cm	11 Sept 2011	Gunnislake Weir Index River Fish Trap	158922
91.8 cm	6 Aug 2006	Gunnislake Weir Index River Fish Trap	157627
91.6 cm	20 Oct 2011	Gunnislake Weir Index River Fish Trap	158956
91 cm	6 Oct 2013	Gunnislake Weir Index River Fish Trap	159450
90 cm	26 Oct 2006	Gunnislake Weir Index River Fish Trap	157692
89.7 cm	23 May 2018	Gunnislake Weir Index River Fish Trap	159746
89.7 cm	6 Aug 1987	Gunnislake Weir Index River Fish Trap	156551
89.6 cm	26 Jul 2010	Gunnislake Weir Index River Fish Trap	158632

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where atlantic salmon were found

Each point marks a survey location with at least one atlantic salmon record.

Choose a point on the map to see what was recorded there.

Map points are approximate and don’t show fishing access. Check local permissions before visiting.

Place surveyed	First recorded	Last recorded	Visits finding atlantic salmon
u/s North Tamerton	2 Sept 1993	16 Aug 2024	11
u/s Polson Bridge	18 Aug 1993	5 Sept 2023	4
Lawhitton	18 Aug 1993	5 Sept 2023	4
Wishworthy	18 Aug 1993	23 Aug 2023	7
Gordonhill Plantation	23 Aug 2023	23 Aug 2023	1
d/s Greystone Bridge	17 Aug 1993	12 Jul 2023	7
Tamarstone	29 Jul 1992	7 Jul 2023	10
d/s Netherbridge	18 Aug 1993	3 Jul 2023	7
Dexbeer	17 Sept 1992	6 Sept 2022	9
Luffincott	19 Aug 1993	23 Aug 2022	6
Southcombe	16 Aug 1993	19 Aug 2022	8
Gravel	17 Aug 1993	19 Aug 2022	6
Bridgerule	31 Aug 1993	1 Aug 2022	8
Gunnislake Weir Index River Fish Trap	20 May 1986	4 Dec 2018	1735
Tamartown	1 Aug 1990	15 Aug 2018	5
Tetcott Spawning Bed 1	28 Sept 2010	28 Sept 2010	1
Tetcott Gravel Reb Site 7	28 Sept 2010	28 Sept 2010	1
u/s Lamerhooe Ford	27 Aug 1993	9 Aug 2010	4
Tetcott Spawning Bed 2	19 Sept 2005	25 Sept 2006	2
Boyton	19 Aug 1993	11 Sept 2006	4
North Tamerton	10 Aug 1990	9 Aug 2006	11
Great Moreton	19 Aug 1993	9 Aug 2006	3
Bridgetown	19 Aug 1993	13 Jul 2004	3
Lowley Confluence	16 Aug 1993	2 Jul 2004	2
Leighwood Waterfall	16 Aug 1993	2 Jul 2004	3
u/s Small Brook	8 Jul 1999	8 Jul 1999	1
d/s Small Brook	8 Jul 1999	8 Jul 1999	1
Bradford Manor	31 Jul 1992	7 Aug 1998	8
Crowford Bridge	30 Jul 1992	30 Jul 1997	4
Moreton Mill	4 Jun 1993	17 Sept 1996	2
d/s North Tamerton (upper riffle)	8 Jun 1993	5 Jun 1995	3
u/s Trepoyle	5 Jul 1993	7 Sept 1993	2
d/s Trepoyle	5 Jul 1993	7 Sept 1993	2
d/s Crowford Bridge	8 Jun 1993	6 Sept 1993	2
Haydon	6 Sept 1993	6 Sept 1993	1
u/s North Tamerton (lower riffle)	7 Jun 1993	2 Sept 1993	2
d/s North Tamerton (lower riffle)	1 Jul 1993	2 Sept 1993	2
u/s North Tamerton (upper riffle)	7 Jun 1993	7 Jun 1993	1

Choose a point or table row to see the location. More survey visits can mean more records, but not necessarily more fish.

1986–2024

Survey records by year

Each bar shows how many survey visits recorded atlantic salmon that year.

2186

2487

4288

4589

4590

2291

792

4193

194

595

1896

597

398

399

000

001

302

10403

16404

13905

15006

12607

10608

10709

14310

13711

8312

9813

114

6515

5516

4517

6818

119

020

021

822

723

124

Fish measured by surveyors

Measured length distribution

See how the 9,031 measured fish were spread across different length ranges.

Smallest: 4.1 cm
Lower quarter: 57.7 cm
Median: 62.2 cm
Upper quarter: 70 cm
Largest: 93 cm

0–99 mm

704

100–199 mm

215

200–299 mm

300–399 mm

400–499 mm

500–599 mm

2366

600–699 mm

3413

700–799 mm

1998

800–899 mm

269

900–999 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 6,646 atlantic salmon. This is a subset of the measured fish and may not represent the whole population.

Lightest: 0.4 oz (0.01 kg)
Lower quarter: 4 lb 14.7 oz (2.23 kg)
Median: 6 lb 1.7 oz (2.77 kg)
Upper quarter: 8 lb 9.6 oz (3.9 kg)
Heaviest: 19 lb 7.5 oz (8.83 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Main Tamar

Compare other species with enough survey and measurement data for a detailed page.

Bullhead Stone loach Brown / sea trout Minnow European eel Grayling

Before you fish

Good to know

These are past survey records, so the fish present today may be different. Map points are approximate—check local access, permissions and fishing rules before visiting.

Learn how RiverFish uses the data →