RiverFish

European eel · Anguilla anguilla

European eel in the River Main St.Austell

Largest measured european eel: 47 cm

The largest european eel measured in Environment Agency surveys of the River Main St.Austell was 47 cm, recorded at Sewers Bridge on 21 May 2026.

Across 86 measured european eel, the median measured length was 15 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 St.Austell.

See european eel records across England →

Most recent observation29 May 2026u/s Menagwins · 5 fish
Largest measured european eel
47 cm
Median length
15 cm
Fish measured
86
Survey locations
2

Individual EA measurements

Largest measured european eel

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

LengthSurvey dateSurvey locationSurvey ID
47 cm21 May 2026Sewers Bridge181531
36 cm4 Oct 2024Sewers Bridge179494
33.5 cm29 May 2009Sewers Bridge117360
33 cm26 Jun 2025Sewers Bridge177289
32 cm4 Oct 2024Sewers Bridge179494
31.5 cm29 May 2009Sewers Bridge117360
31 cm21 May 2026Sewers Bridge181531
31 cm26 Jun 2025Sewers Bridge177289
31 cm11 Jul 2018u/s Menagwins153042
31 cm29 May 2009Sewers Bridge117360

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

Explore the river

Where european eel were found

Each point marks a survey location with at least one european eel 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 european eel
u/s Menagwins25 Sept 200329 May 20266
Sewers Bridge25 Sept 200321 May 20268

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

2003–2026

Survey records by year

Each bar shows how many survey visits recorded european eel that year.

Fish measured by surveyors

Measured length distribution

See how the 86 measured fish were spread across different length ranges.

Smallest
7 cm
Lower quarter
10 cm
Median
15 cm
Upper quarter
26 cm
Largest
47 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main St.Austell

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

Brown / sea trout

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 →