River Trym

5 fish species have been recorded at 3 locations along the River Trym.

Records updated10 August 2026Most recent survey: 2014
Fish species
5
Places surveyed
3
Survey visits
3
Records span
2014

Local EA evidence

Where fish were recorded

3 of 3 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 anguilla3201468Median: 29.8 cm68 fish measuredLargest measured european eel: 59 cm—
3-spined sticklebackGasterosteus aculeatus2201411Median: 6.1 cm11 fish measuredLargest measured 3-spined stickleback: 7.3 cm—
BullheadCottus gobio22014230Median: 6.5 cm100 fish measuredLargest measured bullhead: 9.4 cm—
FlounderPlatichthys flesus220143Median: 26 cm3 fish measuredLargest measured flounder: 26.4 cm—
Brown / sea troutSalmo trutta120142Median: 14.2 cm2 fish measuredLargest measured brown / sea trout: 15 cm—

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 River Trym. 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 →