C&B Navigation (Long Pond)

18 fish species have been recorded at 3 locations along the C&B Navigation (Long Pond).

Records updated10 August 2026Most recent survey: 2022
Fish species
18
Places surveyed
3
Survey visits
30
Records span
1986–2022

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 anguilla32022181Median: 48 cm79 fish measuredLargest measured european eel: 76 cmMedian: 6.3 oz (0.178 kg)79 fish weighedLargest measured: 2 lb 8.6 oz (1.15 kg)
PerchPerca fluviatilis32022681Median: 9.4 cm681 fish measuredLargest measured perch: 37.9 cm—
RoachRutilus rutilus3202213,891Median: 9.9 cm11,052 fish measuredLargest measured roach: 43.5 cm—
PikeEsox lucius32022389Median: 35.2 cm389 fish measuredLargest measured pike: 80.5 cm—
Common breamAbramis brama320221,104Median: 16 cm1,104 fish measuredLargest measured common bream: 49.3 cm—
TenchTinca tinca3201960Median: 34.4 cm60 fish measuredLargest measured tench: 44.3 cm—
RuffeGymnocephalus cernuus32007306Median: 8.6 cm306 fish measuredLargest measured ruffe: 13.2 cm—
RuddScardinius erythrophthalmus3202241Median: 9.8 cm41 fish measuredLargest measured rudd: 29.5 cm—
ChubLeuciscus cephalus3201957Median: 7.9 cm57 fish measuredLargest measured chub: 17.7 cm—
FlounderPlatichthys flesus3200418Median: 10.4 cm18 fish measuredLargest measured flounder: 25 cmMedian: 0.2 oz (0.0055 kg)8 fish weighedLargest measured: 0.7 oz (0.019 kg)
DaceLeuciscus leuciscus22022120Median: 9.5 cm120 fish measuredLargest measured dace: 20.3 cm—
GudgeonGobio gobio2200711Median: 8.3 cm11 fish measuredLargest measured gudgeon: 12.5 cm—
Common carpCyprinus carpio219985Median: 11.1 cm5 fish measuredLargest measured common carp: 62 cm—
BullheadCottus gobio120225Median: 4.4 cm5 fish measuredLargest measured bullhead: 6.8 cm—
MinnowPhoxinus phoxinus120193Median: 4.6 cm3 fish measuredLargest measured minnow: 4.7 cm—
Common gobyPomatoschistus microps120041Recorded length: 3.8 cm1 fish measured—
Sea bassDicentrarchus labrax119981Recorded length: 6 cm1 fish measuredRecorded weight: 0.4 oz (0.01 kg)1 fish weighed
SpratSprattus sprattus1198936Median: 7.7 cm36 fish measuredLargest measured sprat: 9.7 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 C&B Navigation (Long Pond). 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 →