East Anglia · Environment Agency surveys
What fish are in the River Box (Main Reaches)?
Monitoring has recorded 31 species across 7 surveyed sites on this water, between 1981 and 2026. These are survey records with dates. They do not establish what is present today, that the water is fishable, or that you have permission to fish it.
Recorded species
What monitoring has found here
Ordered by how many sites on this water recorded the species. A species not listed has not been recorded by these surveys — which is not the same as being absent.
- 3-spined sticklebackGasterosteus aculeatus7 siteslatest 22 May 2026
- Brown / sea troutSalmo trutta7 siteslatest 22 May 2026
- ChubLeuciscus cephalus7 siteslatest 22 May 2026
- DaceLeuciscus leuciscus7 siteslatest 22 May 2026
- European eels > elversAnguilla anguilla7 siteslatest 22 May 2026
- RoachRutilus rutilus7 siteslatest 22 May 2026
- RuddScardinius erythrophthalmus7 siteslatest 21 May 2026
- Stone loachBarbatula barbatula7 siteslatest 22 May 2026
- GudgeonGobio gobio6 siteslatest 22 May 2026
- MinnowPhoxinus phoxinus5 siteslatest 22 May 2026
- PikeEsox lucius5 siteslatest 22 May 2026
- Rainbow troutOncorhynchus mykiss5 siteslatest 17 May 2024
- TenchTinca tinca3 siteslatest 21 May 2026
- Brook lampreyLampetra planeri2 siteslatest 15 Apr 2015
- Brook lamprey > ammocoeteLampetra planeri2 siteslatest 22 Apr 2015
- Brook lamprey ammocoetesLampetra planeri2 siteslatest 12 Jul 2021
- BullheadCottus gobio2 siteslatest 22 May 2026
- Common [wild] carpCyprinus carpio2 siteslatest 16 Apr 1991
- Lamprey sp. ammocoetesPetromyzontidae2 siteslatest 22 May 2026
- PerchPerca fluviatilis2 siteslatest 22 May 2026
- Roach x rudd hybridRutilus rutilus x Scardinius erythrophthalmus2 siteslatest 4 May 1994
- Spined loachCobitis taenia2 siteslatest 22 May 2026
- 10-spined sticklebackPungitius pungitius1 sitelatest 17 May 2024
- Common breamAbramis brama1 sitelatest 10 Apr 1991
- Crucian carpCarassius carassius1 sitelatest 7 Jun 2024
- European elversAnguilla anguilla1 sitelatest 30 May 2018
- Feral [brown] goldfishCarassius auratus1 sitelatest 22 May 2012
- Lamprey sp. > ammocoetePetromyzontidae1 sitelatest 15 May 2006
- Roach x chub hybridRutilus rutilus x Leuciscus cephalus1 sitelatest 12 Apr 1988
- Roach x common bream hybridRutilus rutilus x Abramis brama1 sitelatest 22 May 2012
- RuffeGymnocephalus cernuus1 sitelatest 12 Jul 2021
Surveyed sites on this water
7 shown, newest survey first
Stour Confluence
- Survey events
- 18
- Observed taxa
- 24
- Latest survey
- 22 May 2026
Scotland Street
- Survey events
- 16
- Observed taxa
- 16
- Latest survey
- 21 May 2026
Polstead Mill
- Survey events
- 11
- Observed taxa
- 15
- Latest survey
- 11 Jun 2024
Stone Street
- Survey events
- 12
- Observed taxa
- 9
- Latest survey
- 7 Jun 2024
Peyton Hall Farm
- Survey events
- 9
- Observed taxa
- 9
- Latest survey
- 6 Jun 2024
Thorington Mill
- Survey events
- 11
- Observed taxa
- 21
- Latest survey
- 8 May 2024
Polstead Ford
- Survey events
- 11
- Observed taxa
- 13
- Latest survey
- 7 May 2024
Provenance
Source and licence
- SourceEnvironment Agency Ecology & Fish Data
- LicenceOpen Government Licence v3.0
- Source copy retrieved23 Jul 2026
- Waterbody nameAs published by the Environment Agency
- Not assertedCurrent presence, access, permission, fishing quality or safety