# Field survey study for White-clawed crayfish Austropotamobius pallipes

> A sourced UK public sector contract award published by Environment Agency.

## Key facts

- Buyer: [Environment Agency](/buyers/environment-agency/contract-awards)
- Supplier: [Tetra Tech Limited](/suppliers/tetra-tech/public-sector-contract-awards)
- Award value: £73,740
- Tender value: £73,740
- Award date: 26 September 2025
- Published: 3 October 2025
- Contract start: 29 September 2025
- Contract end: 31 March 2026
- Stage: awarded
- Procurement category: services
- Notice ID: c47ad5b4-ee43-42d2-b41f-0f9bb0fc6422-866706
- OCID: ocds-b5fd17-10bb5412-8721-4923-9ac9-645f8a5b2fdb

## Description

Background & Purpose This project aims to establish the presence or absence of the White-clawed crayfish, Signal crayfish, and crayfish plague at 91 sites across England \(locations in spreadsheet attached\)\. Surveys will be undertaken for a variety of reasons depending on site and catchment, including: • to verify historic White-clawed crayfish records • to test for presence of Signal crayfish and crayfish plague • to survey Ark sites to confirm success of introductions • to identify new Arc sites for translocation of White-clawed crayfish

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## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/c47ad5b4-ee43-42d2-b41f-0f9bb0fc6422-866706)