RiverFish

European eel · Anguilla anguilla

European eel in the River Main Stannon

Largest measured european eel: 60 cm

The largest european eel measured in Environment Agency surveys of the River Main Stannon was 60 cm, recorded at Stannon on 23 August 2005.

Across 129 measured european eel, the median measured length was 27.9 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 Stannon.

See european eel records across England →

Most recent observation9 August 2023Stannon · 2 fish
Largest measured european eel
60 cm
Median length
27.9 cm
Fish measured
129
Survey locations
5

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
60 cm23 Aug 2005Stannon86834
57.1 cm12 Jul 2000Stannon103528
53 cm1 Aug 2007u/s Allens Ford106421
53 cm23 Aug 2005Stannon86834
49.5 cm12 Jul 2000Stannon103528
46 cm25 Jul 2011Stannon127190
44.5 cm23 Aug 2005Stannon86834
43.5 cm7 Aug 1997u/s Allens Ford103633
40 cm21 Sept 2021Stannon160668
39 cm9 Aug 2023Stannon163058

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
Stannon15 Jul 19859 Aug 202313
u/s Allens Ford29 Jul 198022 Jun 202315
Dragons Teeth27 Mar 200230 Sept 20032
d/s Allens Ford12 Aug 198013 Jul 20006
d/s Widewalls Weir23 Jun 199523 Jun 19951

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

1980–2023

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 129 measured fish were spread across different length ranges.

Smallest
10 cm
Lower quarter
21.1 cm
Median
27.9 cm
Upper quarter
34.1 cm
Largest
60 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Main Stannon

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

Brown / sea trout Atlantic salmon Bullhead Minnow

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 →