European eel · Anguilla anguilla

European eel in the River US Cam

Largest measured european eel: 65 cm

The largest european eel measured in Environment Agency surveys of the River US Cam was 65 cm, recorded at P.B.I (Trumpington Meadows) on 17 September 2008.

Across 8 measured european eel, the median measured length was 47.8 cm.

Surveyors recorded weights for 7 european eel. The median was 9.9 oz (0.28 kg) and the largest recorded weight was 1 lb 3.4 oz (0.55 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 US Cam.

See european eel records across England →

Most recent observation19 March 2025P.B.I (Trumpington Meadows) · 1 fish

Largest measured european eel: 65 cm
Median length: 47.8 cm
Fish measured: 8
Survey locations: 9

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
65 cm	17 Sept 2008	P.B.I (Trumpington Meadows)	115922
59 cm	1 Jul 2010	P.B.I (Trumpington Meadows)	122619
58 cm	17 Sept 2008	P.B.I (Trumpington Meadows)	115922
51 cm	19 Mar 2025	P.B.I (Trumpington Meadows)	176010
44.5 cm	1 Jul 2010	P.B.I (Trumpington Meadows)	122619
43 cm	11 Nov 2010	P.B.I (Trumpington Meadows)	125040
40 cm	17 Sept 2008	Hauxton Mill Bridge	115930
36 cm	11 Nov 2010	DS Hauxton Mill Bridge	125043

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
P.B.I (Trumpington Meadows)	7 May 1991	19 Mar 2025	6
DS Hauxton Mill Bridge	11 Nov 2010	11 Nov 2010	1
Hauxton Mill Bridge	17 Sept 2008	17 Sept 2008	1
Shelford Mill	18 Oct 2002	18 Oct 2002	1
Hinxton	30 Apr 1991	18 Feb 1998	3
Sawston Paper Mill	2 May 1991	16 Dec 1996	3
Littlebury	26 Apr 1991	29 Nov 1996	3
Pampisford Mill	1 May 1991	29 Sept 1993	2
Rectory Farm	3 May 1991	21 Sept 1993	2

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

1991–2025

Survey records by year

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

691

092

693

094

095

296

097

198

099

000

001

102

003

004

005

006

007

208

009

310

011

012

013

014

015

016

017

018

019

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 8 measured fish were spread across different length ranges.

Smallest: 36 cm
Lower quarter: 42.3 cm
Median: 47.8 cm
Upper quarter: 58.3 cm
Largest: 65 cm

300–399 mm

400–499 mm

500–599 mm

600–699 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: 4.1 oz (0.116 kg)
Lower quarter: 8.6 oz (0.245 kg)
Median: 9.9 oz (0.28 kg)
Upper quarter: 1 lb 0.1 oz (0.456 kg)
Heaviest: 1 lb 3.4 oz (0.55 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 US Cam

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

Roach Chub Perch Gudgeon Dace 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 →