Bitterling · Rhodeus sericeus

Bitterling in the River Wicken Lode

Largest measured bitterling: 6.4 cm

The largest bitterling measured in Environment Agency surveys of the River Wicken Lode was 6.4 cm, recorded at Wicken on 24 September 2025.

Across 22 measured bitterling, the median measured length was 5.8 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 Wicken Lode.

See bitterling records across England →

Most recent observation24 September 2025Wicken · 2 fish

Largest measured bitterling: 6.4 cm
Median length: 5.8 cm
Fish measured: 22
Survey locations: 2

Individual EA measurements

Largest measured bitterling

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
6.4 cm	24 Sept 2025	Wicken	178911
6.3 cm	24 Sept 2025	Wicken	178911
6.3 cm	28 Apr 1993	Wicken	29479
6.3 cm	27 Apr 1993	Burwell Lode Confluence	29480
6.3 cm	27 Apr 1993	Burwell Lode Confluence	29480
6.2 cm	3 Sept 2014	Wicken	142567
5.8 cm	28 Apr 1993	Wicken	29479
5.8 cm	28 Apr 1993	Wicken	29479
5.8 cm	27 Apr 1993	Burwell Lode Confluence	29480
5.8 cm	27 Apr 1993	Burwell Lode Confluence	29480

Lengths are direct survey measurements. RiverFish does not estimate fish weights from length.

Explore the river

Where bitterling were found

Each point marks a survey location with at least one bitterling 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 bitterling
Wicken	9 Oct 1984	24 Sept 2025	6
Burwell Lode Confluence	23 Oct 1990	5 Jun 1997	3

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

1984–2025

Survey records by year

Each bar shows how many survey visits recorded bitterling that year.

184

085

086

087

088

089

290

091

092

293

094

095

096

197

098

099

000

001

002

003

004

005

006

007

008

009

110

011

012

013

114

015

016

017

018

019

020

021

022

023

024

125

Fish measured by surveyors

Measured length distribution

See how the 22 measured fish were spread across different length ranges.

Smallest: 3.8 cm
Lower quarter: 4.3 cm
Median: 5.8 cm
Upper quarter: 6.1 cm
Largest: 6.4 cm

0–99 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Wicken Lode

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

Perch Pike Roach Rudd Tench European eel

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 →