Source: https://tendernation.io/opportunities/01a13cbc-eec7-728a-82e2-d3b2455f0aeb/migratory-fish-pathways-barriers-literature-review closed GB open procedure Suitable for SMEs # Migratory Fish Pathways & Barriers Literature Review [Natural England](https://tendernation.io/buyers/natural-england) Estimated value £5,000 to £25,000 Published 4 Jul 2023 Deadline Closed 21 Jul 2023 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Buyer says suitable for VCSEs The buyer ticked “suitable for voluntary, community and social enterprises” on the notice. - Small contract value Valued under £135,018 including VAT, the lowest Procurement Act threshold for goods and services. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender We are seeking a comprehensive literature review looking at the evidence showing the movement of diadromous fish that undertake long distance migrations within key rivers, estuaries and inshore waters within the species geographic range and the barriers they face, with an emphasis where possible in English waters. See further information in the RfQ. The estimated time frame to complete the work is around 8 weeks. To apply for this opportunity you must submit your quotation meeting the requirements detailed in the Request for Quotation (RFQ) attached. Your response must be sent to by 12 midday on 21st July 2023. If you have any clarification questions linked to this opportunity or the procurement process please submit these via email to the above address. Please note that, unless commercially sensitive, both the question and the response will be circulated to all tenderers. ## CPV classification Marine research services Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/741d59f6-2cbf-4c74-bc1e-15c6c5d646b1) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Natural England: past awards and live tenders](https://tendernation.io/buyers/natural-england) [Sector More Research & development tenders](https://tendernation.io/sectors/research-development) ## More tenders like this [Specialist Advice/Advisor Service for Gloucestershire’s Advanced Engineering and Manufacturing Sector · Tewkesbury Borough Council · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15476-6446-722b-9ec6-44e39018b2f6/specialist-adviceadvisor-service-for-gloucestershires-advanced-engineering-and) [Research and development services and related consultancy services – Begleitforschung Städtebauförderung - Wissenstransfer: Anwendungsleitfaden des Bundes zur Praxis Städtebauförderung · Bundesinstitut für Bau-, Stadt- und Raumforschung (BBSR) im Bundesamt für Bauwesen und Raumordnung (BBR) · 30 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a15183-4375-730a-9135-c6d6d211cb68/germany-research-and-development-services-and-related-consultancy-services-b) [Research and development services and related consultancy services – 12Δ/2026 Παροχή Υπηρεσιών τριών (3) Βοηθών Τηλεεξυπηρέτησης Κοινού για τις ανάγκες Τηλεφωνικής Υποστήριξης και Εγγραφής του Κοινού στο Μητρώο Κατόχων Κάρτας Φιλάθλου του ΚΟΑ · Κυπριακός Οργανισμός Αθλητισμού · 18 days left · 6 Nov 2026](https://tendernation.io/opportunities/01a15183-1019-70c9-b80f-3949ad56b848/cyprus-research-and-development-services-and-related-consultancy-services-12) [Research services – KPN/26/2026 „Porosty torfowisk karkonoskich” · Karkonoski Park Narodowy z siedzibą w Jeleniej Górze · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a15183-0b2a-7284-8532-6039b444a4ff/poland-research-services-kpn262026-porosty-torfowisk-karkonoskich) [Research and development services and related consultancy services – Forschungsprojekt - DZSF - Mobilitätskettenanalyse - Wie Verkehrsdaten den ländlichen Schienenverkehr stärken können · Eisenbahn-Bundesamt · 100 days left · 27 Jan 2027](https://tendernation.io/opportunities/01a15183-2140-73b5-8807-5ad43f7122d9/germany-research-and-development-services-and-related-consultancy-services-f) [Research and development services and related consultancy services – procedura aperta finalizzata ALLA conclusione DI UN accordo quadro PER l’affidamento del servizio DI clinical research organization (cro) relativo a studi clinici promossi DA ASST degli spedali civili DI brescia PER UN periodo DI 72 mesi. · Asst Degli Spedali Civili di Brescia · 42 days left · 30 Nov 2026](https://tendernation.io/opportunities/01a15183-534f-73ea-874d-7960e59dff63/italy-research-and-development-services-and-related-consultancy-services-pro)