Glynch Brook

14 fish species have been recorded at 8 locations along the Glynch Brook.

Records updated10 August 2026Most recent survey: 2024
Fish species
14
Places surveyed
8
Survey visits
25
Records span
1986–2024

Local EA evidence

Where fish were recorded

8 of 8 places shown

Choose a point on the map to see what was recorded there.

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River conditions

Environment Agency evidence

Fish found in this river

Open a linked fish for detailed measurements, or use the map filter above to compare survey locations.

FishSitesMost recentFish countedMeasured lengthMeasured weight
European eelAnguilla anguilla82024733Median: 20.3 cm615 fish measuredLargest measured european eel: 55 cmMedian: 0.4 oz (0.0125 kg)42 fish weighedLargest measured: 3.3 oz (0.094 kg)
BullheadCottus gobio52024204Median: 6.8 cm98 fish measuredLargest measured bullhead: 9.8 cm—
Stone loachBarbatula barbatula52024164Median: 8.8 cm62 fish measuredLargest measured stone loach: 15 cm—
3-spined sticklebackGasterosteus aculeatus5202114Median: 3.9 cm11 fish measuredLargest measured 3-spined stickleback: 6.1 cm—
MinnowPhoxinus phoxinus42024209Median: 6.7 cm73 fish measuredLargest measured minnow: 9.4 cm—
Brown / sea troutSalmo trutta4201698Median: 17 cm94 fish measuredLargest measured brown / sea trout: 31.2 cm—
DaceLeuciscus leuciscus3201840Median: 12.3 cm37 fish measuredLargest measured dace: 22.4 cm—
PikeEsox lucius219912Median: 16.5 cm2 fish measuredLargest measured pike: 16.5 cm—
RoachRutilus rutilus2201216Median: 7.7 cm16 fish measuredLargest measured roach: 10.2 cm—
ChubLeuciscus cephalus1202123Median: 13.5 cm23 fish measuredLargest measured chub: 16.8 cm—
Atlantic salmonSalmo salar120186Median: 13.2 cm6 fish measuredLargest measured atlantic salmon: 14.6 cm—
FlounderPlatichthys flesus119963Median: 26.5 cm3 fish measuredLargest measured flounder: 31 cm—
GudgeonGobio gobio119961Recorded length: 8.8 cm1 fish measured—
PerchPerca fluviatilis120121Recorded length: 11.4 cm1 fish measured—

EA surveys have recorded these fish at particular sites and times. Absence from a survey is not evidence that a species is absent from the river. Every valid individual length and weight is retained, with its sample size shown.

Useful context

This page follows survey locations along the main Glynch Brook. Tributaries and unrelated rivers with similar names are kept separate.

The map shows past fish records, not fishing access or a promise of what you’ll catch today.

How RiverFish handles the data →