Tench · Tinca tinca

Tench in the Old River Lea

Largest measured tench: 47.6 cm

The largest tench measured in Environment Agency surveys of the Old River Lea was 47.6 cm, recorded at Cornmill Meadows 3 (Mile Nursery) on 21 May 2026.

Across 52 measured tench, the median measured length was 17.6 cm.

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

See tench records across England →

Most recent observation21 May 2026Cornmill Meadows 3 (Mile Nursery) · 4 fish

Largest measured tench: 47.6 cm
Median length: 17.6 cm
Fish measured: 52
Survey locations: 2

Individual EA measurements

Largest measured tench

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
47.6 cm	21 May 2026	Cornmill Meadows 3 (Mile Nursery)	182137
45.7 cm	17 Dec 2004	Cornmill Meadows 3 (Mile Nursery)	83744
43.6 cm	9 May 2008	Cornmill Meadows 3 (Mile Nursery)	110971
43.5 cm	17 Dec 2004	Cornmill Meadows 3 (Mile Nursery)	83744
42.5 cm	17 Dec 2004	Cornmill Meadows 3 (Mile Nursery)	83744
41.5 cm	17 Dec 2004	Cornmill Meadows 3 (Mile Nursery)	83744
41.3 cm	17 Dec 2004	Cornmill Meadows 3 (Mile Nursery)	83744
41.3 cm	17 Dec 2004	Cornmill Meadows 3 (Mile Nursery)	83744
40.4 cm	17 Dec 2004	Cornmill Meadows 3 (Mile Nursery)	83744
39.4 cm	17 Dec 2004	Cornmill Meadows 3 (Mile Nursery)	83744

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

Explore the river

Where tench were found

Each point marks a survey location with at least one tench 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 tench
Cornmill Meadows 3 (Mile Nursery)	17 Dec 2004	21 May 2026	13
Cornmill Meadows restoration	10 Apr 2014	10 Apr 2014	1

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

2004–2026

Survey records by year

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

104

005

006

107

108

009

110

011

012

013

114

115

116

117

118

119

020

021

022

123

124

125

126

Fish measured by surveyors

Measured length distribution

See how the 52 measured fish were spread across different length ranges.

Smallest: 2.4 cm
Lower quarter: 11.4 cm
Median: 17.6 cm
Upper quarter: 25.9 cm
Largest: 47.6 cm

0–99 mm

100–199 mm

200–299 mm

300–399 mm

400–499 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the Old River Lea

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

Perch Roach Chub Pike Minnow 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 →