Trebiffen Stream

5 fish species have been recorded at 1 location along the Trebiffen Stream.

Records updated10 August 2026Most recent survey: 2017
Fish species
5
Places surveyed
1
Survey visits
7
Records span
1987–2017

Local EA evidence

Where fish were recorded

1 of 1 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
Brown / sea troutSalmo trutta12017348Median: 7 cm108 fish measuredLargest measured brown / sea trout: 18.1 cm—
BullheadCottus gobio1201791Median: 6.8 cm64 fish measuredLargest measured bullhead: 9.1 cm—
European eelAnguilla anguilla120175Median: 16 cm5 fish measuredLargest measured european eel: 26 cm—
Rainbow troutOncorhynchus mykiss120031Recorded length: 14.6 cm1 fish measured—
Atlantic salmonSalmo salar119872——

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 Trebiffen Stream. 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 →