RiverFish

Brown / sea trout · Salmo trutta

Brown / sea trout in the River Main Wolf

Largest measured brown / sea trout: 32.8 cm

The largest brown / sea trout measured in Environment Agency surveys of the River Main Wolf was 32.8 cm, recorded at u/s Cookworthy Trap on 29 July 2003.

Across 1,407 measured brown / sea trout, the median measured length was 11.8 cm.

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 Wolf.

See brown / sea trout records across England →

Most recent observation16 September 2025Wolf Confluence · 9 fish
Largest measured brown / sea trout
32.8 cm
Median length
11.8 cm
Fish measured
1,407
Survey locations
17

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
32.8 cm29 Jul 2003u/s Cookworthy Trap77309
30.1 cm30 Jul 2013Wolf Confluence137626
29.6 cm2 Aug 2017Rexon151207
28.8 cm24 Aug 2010Rexon123573
28.7 cm1 Aug 2023Wolf Confluence163151
28.5 cm16 Jul 2009Rexon118136
28.1 cm4 Aug 2011Rexon127489
27.6 cm16 Jul 2024Wolf Confluence165671
27.6 cm12 Aug 2021Rexon160658
27.6 cm10 Aug 2021Wolf Confluence160599

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
Wolf Confluence23 Jul 199216 Sept 202530
Rexon17 Jul 199216 Sept 202528
Cookworthy Trap12 Aug 199330 Jun 202526
d/s Roadford Dam8 Sept 200510 Sept 20215
Germansweek3 Aug 199929 Jul 20159
Lower Cookworthy Farm3 Sept 199214 Aug 200913
u/s Cookworthy Trap15 Jul 199220 Jun 200714
d/s Kellacott16 Jul 19921 Sept 200613
Broadwood27 Aug 199310 Aug 20005
d/s Slew Wood22 Jul 19928 Aug 20008
u/s Kellacott24 Jun 19961 Aug 19972
u/s Rexon6 Jun 199618 Jul 19972
u/s Slew Wood7 Jun 199617 Jul 19972
Steep Field12 Jun 199617 Jul 19972
Oxbow12 Jun 199617 Jul 19972
u/s Broadwood7 Jun 19967 Jun 19961
d/s Cookworthy Trap23 Jul 199223 Jul 19921

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

1992–2025

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 1,407 measured fish were spread across different length ranges.

Smallest
4.1 cm
Lower quarter
6.9 cm
Median
11.8 cm
Upper quarter
16.8 cm
Largest
32.8 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main Wolf

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

Bullhead Minnow European eel Atlantic salmon Stone loach Brook lamprey

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 →