The Fleet

7 fish species have been recorded at 2 locations along the The Fleet.

Records updated10 August 2026Most recent survey: 2015
Fish species
7
Places surveyed
2
Survey visits
2
Records span
2004–2015

Local EA evidence

Where fish were recorded

2 of 2 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
3-spined sticklebackGasterosteus aculeatus2201530Median: 4.1 cm30 fish measuredLargest measured 3-spined stickleback: 5.4 cm—
MinnowPhoxinus phoxinus220153Median: 5.5 cm3 fish measuredLargest measured minnow: 5.6 cm—
10-spined sticklebackPungitius pungitius120157Median: 4.1 cm7 fish measuredLargest measured 10-spined stickleback: 4.8 cm—
BullheadCottus gobio12004———
European eelAnguilla anguilla12004———
FlounderPlatichthys flesus12004———
RoachRutilus rutilus120043Median: 4.8 cm3 fish measuredLargest measured roach: 4.9 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 The Fleet. 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 →