European eel · Anguilla anguilla

European eel in the River Ouzel

Largest measured european eel: 98 cm

The largest european eel measured in Environment Agency surveys of the River Ouzel was 98 cm, recorded at Castle Meadow on 22 May 2002.

Across 13 measured european eel, the median measured length was 75 cm.

Surveyors recorded weights for 7 european eel. The median was 3 lb 12 oz (1.7 kg) and the largest recorded weight was 4 lb 6.5 oz (2 kg).

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

See european eel records across England →

Most recent observation17 June 2013DS Caldecote Mill · 1 fish

Largest measured european eel: 98 cm
Median length: 75 cm
Fish measured: 13
Survey locations: 4

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.

Length	Survey date	Survey location	Survey ID
98 cm	22 May 2002	Castle Meadow	52042
92 cm	22 May 2002	Castle Meadow	52042
88 cm	30 Apr 2009	Castle Meadow	117189
84 cm	2 Apr 2004	M1 Road Bridge	79551
82.1 cm	17 Jun 2013	DS Caldecote Mill	136435
78 cm	7 Apr 2004	Castle Meadow	79577
75 cm	4 May 2006	Castle Meadow	90689
64 cm	2 Apr 2004	M1 Road Bridge	79551
60 cm	29 Mar 1995	Caldecote Mill	65421
57 cm	2 Apr 2004	M1 Road Bridge	79551

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 surveyed	First recorded	Last recorded	Visits finding european eel
DS Caldecote Mill	17 Jun 2013	17 Jun 2013	1
Castle Meadow	22 Nov 1990	30 Apr 2009	7
M1 Road Bridge	2 Apr 2004	2 Apr 2004	1
Caldecote Mill	29 Mar 1995	8 May 2002	2

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

1990–2013

Survey records by year

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

190

091

092

093

094

295

096

097

198

099

000

001

202

003

204

005

106

007

008

109

010

011

012

113

Fish measured by surveyors

Measured length distribution

See how the 13 measured fish were spread across different length ranges.

Smallest: 36 cm
Lower quarter: 57 cm
Median: 75 cm
Upper quarter: 84 cm
Largest: 98 cm

300–399 mm

400–499 mm

500–599 mm

600–699 mm

700–799 mm

800–899 mm

900–999 mm

Lengths are direct survey measurements rather than anglers’ catches.

Fish weighed by surveyors

Measured weight summary

Recorded weights were available for 7 european eel. This is a subset of the measured fish and may not represent the whole population.

Lightest: 3 oz (0.085 kg)
Lower quarter: 2 lb 4.2 oz (1.03 kg)
Median: 3 lb 12 oz (1.7 kg)
Upper quarter: 4 lb 1.9 oz (1.87 kg)
Heaviest: 4 lb 6.5 oz (2 kg)

These are direct individual weights recorded by Environment Agency surveyors. Combined bulk weights are not included.

More fish in this river

Explore the River Ouzel

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

Gudgeon Perch Roach Dace 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 →