RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the Ashfold side beck

Largest measured brown / sea trout: 35.6 cm

The largest brown / sea trout measured in Environment Agency surveys of the Ashfold side beck was 35.6 cm, recorded at Ashfoldside Beck, Heathfield caravan park on 8 September 2004.

Across 808 measured brown / sea trout, the median measured length was 12.1 cm.

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

See brown / sea trout records across England →

Most recent observation26 August 2025Ashfoldside Beck - Prosperous Mine Footbridge · 59 fish
Largest measured brown / sea trout
35.6 cm
Median length
12.1 cm
Fish measured
808
Survey locations
5

Individual EA measurements

Largest measured brown / sea trout

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

LengthSurvey dateSurvey locationSurvey ID
35.6 cm8 Sept 2004Ashfoldside Beck, Heathfield caravan park82185
32 cm5 Sept 2003Ashfoldside Beck, Heathfield caravan park78502
30.1 cm28 Aug 2002Ashfoldside Beck, Heathfield caravan park68543
27.4 cm5 Sept 2003Ashfoldside Beck, Heathfield caravan park78502
26.7 cm17 Aug 2005Ashfoldside Beck, Heathfield caravan park87992
26.6 cm8 Sept 2004Ashfoldside Beck, Heathfield caravan park82185
25.7 cm17 Aug 2005Ashfoldside Beck, Heathfield caravan park87992
25.5 cm28 Aug 2002Ashfoldside Beck, Heathfield caravan park68543
24.8 cm17 Aug 2005Ashfoldside Beck, Heathfield caravan park87992
24.3 cm28 Aug 2002Ashfoldside Beck, Heathfield caravan park68543

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

Explore the river

Where brown / sea trout were found

Each point marks a survey location with at least one brown / sea trout 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 surveyedFirst recordedLast recordedVisits finding brown / sea trout
Ashfoldside Beck - Prosperous Mine Footbridge8 Jun 200526 Aug 20253
Ashfoldside Beck - Merryfield Hole Lead Mine3 Sept 202426 Aug 20252
Ashfoldside Beck, Heathfield caravan park28 Aug 200221 Aug 20136
Ashfoldside Beck- Westfield Culvet Bridge8 Jun 20058 Jun 20051
Ashfoldside Beck - Middle Plateaux8 Jun 20058 Jun 20051

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

2002–2025

Survey records by year

Each bar shows how many survey visits recorded brown / sea trout that year.

Fish measured by surveyors

Measured length distribution

See how the 808 measured fish were spread across different length ranges.

Smallest
3.1 cm
Lower quarter
8 cm
Median
12.1 cm
Upper quarter
14.8 cm
Largest
35.6 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Ashfold side beck

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

Bullhead

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 →