RiverFish

European eel · Anguilla anguilla

European eel in the River Gannel

Largest measured european eel: 38.2 cm

The largest european eel measured in Environment Agency surveys of the River Gannel was 38.2 cm, recorded at Gwills on 31 August 2000.

Across 194 measured european eel, the median measured length was 16.6 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 Gannel.

See european eel records across England →

Most recent observation1 June 2021Metha Bridge · 1 fish
Largest measured european eel
38.2 cm
Median length
16.6 cm
Fish measured
194
Survey locations
13

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
38.2 cm31 Aug 2000Gwills135681
38 cm20 May 2021Trewerry Mill160511
37 cm20 May 2021Trewerry Mill160511
37 cm3 Oct 2018Gwills153775
36.4 cm31 Aug 2000Gwills135681
36 cm1 Jun 2021Metha Bridge160516
36 cm20 May 2021Trewerry Mill160511
35.1 cm30 Aug 2000Cosworth Ford135677
34.4 cm31 Aug 2000Kestle Mill135683
34.2 cm21 Aug 2000Benny Mill135672

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
Metha Bridge22 May 19861 Jun 20212
Trewerry Mill9 May 198620 May 20213
Benny Mill15 May 198618 May 20213
Gwills9 May 19863 Oct 20185
Kestle Mill8 May 198631 Aug 20002
d/s Rose Cliston7 May 198630 Aug 20002
Cosworth Ford8 May 198630 Aug 20002
Nanhellan29 Aug 200029 Aug 20001
Lappa Valley29 Aug 200029 Aug 20001
Trerice Mill29 May 198629 May 19861
Nancolleth22 May 198622 May 19861
Degembris14 May 198614 May 19861
Perrose Udda7 May 19867 May 19861

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

1986–2021

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 194 measured fish were spread across different length ranges.

Smallest
6.4 cm
Lower quarter
10.6 cm
Median
16.6 cm
Upper quarter
25.6 cm
Largest
38.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Gannel

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

Brown / sea trout Bullhead 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 →