European eel · Anguilla anguilla

European eel in the River Market Rasen Reach

Largest measured european eel: 55 cm

The largest european eel measured in Environment Agency surveys of the River Market Rasen Reach was 55 cm, recorded at Upstream Bishops Bridge on 16 July 2007.

Across 3 measured european eel, the median measured length was 48 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 Market Rasen Reach.

See european eel records across England →

Most recent observation16 July 2007Bishops Bridge (Rase) · 1 fish

Largest measured european eel: 55 cm
Median length: 48 cm
Fish measured: 3
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.

Length	Survey date	Survey location	Survey ID
55 cm	16 Jul 2007	Upstream Bishops Bridge	106017
48 cm	16 Jul 2007	Upstream Bishops Bridge	106017
40 cm	16 Jul 2007	Bishops Bridge (Rase)	106024

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
Upstream Bishops Bridge	21 Aug 1986	16 Jul 2007	2
Bishops Bridge (Rase)	20 Aug 1986	16 Jul 2007	6
R. Rase at Middle Rasen	7 Jul 1989	10 Oct 2002	3
Pilford Bridge	22 Aug 1986	10 Apr 1996	3
West Rasen	20 Aug 1986	14 Jul 1989	2

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

1986–2007

Survey records by year

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

486

087

088

489

090

091

092

293

094

095

296

097

098

099

000

001

202

003

004

005

006

207

Fish measured by surveyors

Measured length distribution

See how the 3 measured fish were spread across different length ranges.

Smallest: 40 cm
Lower quarter: 44 cm
Median: 48 cm
Upper quarter: 51.5 cm
Largest: 55 cm

400–499 mm

500–599 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Market Rasen Reach

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

Stone loach 3-spined stickleback Dace Gudgeon Pike Perch

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 →