Roach · Rutilus rutilus

Roach in the River Tees Barrage

Largest measured roach: 23.1 cm

The largest roach measured in Environment Agency surveys of the River Tees Barrage was 23.1 cm, recorded at Warm up pool on 19 May 2026.

Across 433 measured roach, the median measured length was 10.4 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 Tees Barrage.

See roach records across England →

Most recent observation19 May 2026Warm up pool · 86 fish

Largest measured roach: 23.1 cm
Median length: 10.4 cm
Fish measured: 433
Survey locations: 2

Individual EA measurements

Largest measured roach

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
23.1 cm	19 May 2026	Warm up pool	181372
22.2 cm	16 Nov 2016	Warm up pool	150222
21.3 cm	8 May 2017	Warm up pool	150382
21.2 cm	8 May 2017	Warm up pool	150382
20.6 cm	19 May 2026	Warm up pool	181372
20.5 cm	13 Aug 2018	Warm up pool	153043
20.2 cm	19 May 2026	Warm up pool	181372
20.2 cm	19 May 2026	Warm up pool	181372
20.1 cm	19 May 2026	Warm up pool	181372
19.8 cm	19 May 2026	Warm up pool	181372

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

Explore the river

Where roach were found

Each point marks a survey location with at least one roach 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 roach
Warm up pool	31 May 2016	19 May 2026	9
Canoe slalom	1 Jun 2016	1 Jun 2016	1

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

2016–2026

Survey records by year

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

416

117

118

119

020

021

022

123

024

125

126

Fish measured by surveyors

Measured length distribution

See how the 433 measured fish were spread across different length ranges.

Smallest: 2.6 cm
Lower quarter: 8.6 cm
Median: 10.4 cm
Upper quarter: 13.5 cm
Largest: 23.1 cm

0–99 mm

196

100–199 mm

228

200–299 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Tees Barrage

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

European eel Dace Perch Common bream Chub

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 →