RiverFish

European eel · Anguilla anguilla

European eel in the North Stream

Largest measured european eel: 69.2 cm

The largest european eel measured in Environment Agency surveys of the North Stream was 69.2 cm, recorded at 9 Hatches on 4 September 2006.

Across 272 measured european eel, the median measured length was 35 cm.

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

See european eel records across England →

Most recent observation17 September 20259 Hatches · 3 fish
Largest measured european eel
69.2 cm
Median length
35 cm
Fish measured
272
Survey locations
3

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
69.2 cm4 Sept 20069 Hatches101524
59.6 cm15 Sept 2009Carrier north of Tenantrees119267
58 cm22 Sept 20089 Hatches116351
55.6 cm4 Sept 20069 Hatches101524
54 cm4 Sept 20069 Hatches101524
52.5 cm4 Sept 20069 Hatches101524
52 cm2 Jul 20199 Hatches154769
52 cm28 Aug 20139 Hatches138682
52 cm22 Sept 20089 Hatches116351
51.9 cm15 Sept 20109 Hatches123947

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
9 Hatches29 Oct 200217 Sept 202514
Carrier north of Tenantrees15 Sept 200915 Sept 20091
Duddle Farm8 Sept 20098 Sept 20091

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 european eel that year.

Fish measured by surveyors

Measured length distribution

See how the 272 measured fish were spread across different length ranges.

Smallest
12.5 cm
Lower quarter
28 cm
Median
35 cm
Upper quarter
41 cm
Largest
69.2 cm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the North Stream

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

Brown / sea trout Atlantic salmon Grayling Pike 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 →