Roach · Rutilus rutilus

Roach in the River Beaulieu

Largest measured roach: 16.8 cm

The largest roach measured in Environment Agency surveys of the River Beaulieu was 16.8 cm, recorded at Matley Passage on 8 July 2021.

Across 68 measured roach, the median measured length was 9.2 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 Beaulieu.

See roach records across England →

Most recent observation4 July 2023Matley Passage · 1 fish

Largest measured roach: 16.8 cm
Median length: 9.2 cm
Fish measured: 68
Survey locations: 5

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
16.8 cm	8 Jul 2021	Matley Passage	159943
16.2 cm	4 Jul 2023	Matley Passage	162506
15.8 cm	8 Jul 2021	Matley Passage	159943
15.2 cm	8 Jul 2021	Matley Passage	159943
13.4 cm	8 Jul 2021	Matley Passage	159943
12.8 cm	8 Jul 2021	Matley Passage	159943
12 cm	8 Jul 2021	Matley Passage	159943
11.8 cm	2 Jul 2019	Matley Passage	154701
11.6 cm	1 Jul 2019	Mallard Wood	154697
11.5 cm	8 Jul 2021	Matley Passage	159943

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
Matley Passage	10 Jul 2017	4 Jul 2023	4
Holmhill Passage	2 Jul 2019	2 Jul 2019	1
Mallard Wood	1 Jul 2019	1 Jul 2019	1
Longwater lawn	1 Jul 2019	1 Jul 2019	1
d/s Holmhill Passage	15 Aug 2017	15 Aug 2017	1

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

2017–2023

Survey records by year

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

217

018

419

020

121

022

123

Fish measured by surveyors

Measured length distribution

See how the 68 measured fish were spread across different length ranges.

Smallest: 6.3 cm
Lower quarter: 7.6 cm
Median: 9.2 cm
Upper quarter: 10.8 cm
Largest: 16.8 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Beaulieu

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

Brown / sea trout Stone loach Minnow Bullhead Brook lamprey 3-spined stickleback

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 →