Brook lamprey · Lampetra planeri

Brook lamprey in the River Wyre

Largest measured brook lamprey: 17 cm

The largest brook lamprey measured in Environment Agency surveys of the River Wyre was 17 cm, recorded at Wyre Lane footbridge on 26 June 2013.

Across 26 measured brook lamprey, the median measured length was 11.5 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 Wyre.

See brook lamprey records across England →

Most recent observation16 August 2022Gubberford Lane

Largest measured brook lamprey: 17 cm
Median length: 11.5 cm
Fish measured: 26
Survey locations: 5

Individual EA measurements

Largest measured brook lamprey

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
17 cm	26 Jun 2013	Wyre Lane footbridge	137498
17 cm	26 Jun 2013	Wyre Lane footbridge	137498
17 cm	26 Jun 2013	Wyre Lane footbridge	137498
15 cm	26 Jun 2013	Wyre Lane footbridge	137498
13 cm	25 Jul 2016	Downstream A6 Road Bridge	148656
13 cm	29 Jul 2014	Downstream Clevely Bridge Scorton Picnic Site	142300
13 cm	26 Jun 2013	Wyre Lane footbridge	137498
13 cm	14 Jul 2011	Downstream Clevely Bridge Scorton Picnic Site	126983
13 cm	13 Sept 2006	Wyre Lane footbridge	101333
12 cm	13 Aug 2015	Downstream Clevely Bridge Scorton Picnic Site	146091

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

Explore the river

Where brook lamprey were found

Each point marks a survey location with at least one brook lamprey 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 brook lamprey
Gubberford Lane	16 Aug 2022	16 Aug 2022	1
Downstream A6 Road Bridge	7 Jul 2010	25 Jul 2016	2
Downstream Clevely Bridge Scorton Picnic Site	14 Aug 2003	13 Aug 2015	5
Wyre Lane footbridge	13 Sept 2006	26 Jun 2013	2
Foxhouses Quarry	26 Jun 2013	26 Jun 2013	1

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

2003–2022

Survey records by year

Each bar shows how many survey visits recorded brook lamprey that year.

103

004

105

106

007

008

009

110

111

012

213

114

115

116

017

018

019

020

021

122

Fish measured by surveyors

Measured length distribution

See how the 26 measured fish were spread across different length ranges.

Smallest: 7 cm
Lower quarter: 10 cm
Median: 11.5 cm
Upper quarter: 13 cm
Largest: 17 cm

0–99 mm

100–199 mm

Lengths are direct survey measurements rather than anglers’ catches.

More fish in this river

Explore the River Wyre

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

European eel Atlantic salmon Brown / sea trout Stone loach Bullhead Minnow

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 →