River Dee Freshwater Pearl Mussel Surveys for population recovery work
Re-survey of 2023 Site Condition Monitoring Sites containing pearl mussels (17 sites). Produce report on all sites to include condition, restoration potential and threats. Identify potential ARK sites within tributaries.
Buyer
Cairngorms National Park Authority
Value
£30,000
Published
5 Dec 2025
Closes
13 Oct 2025
Procurement details
Source
Pcs
Region
Inverness & Nairn and Moray, Badenoch & Strathspey
Procurement method
Open
Category
Services
Contract starts
Not provided
Contract ends
Not provided
CPV classifications
79311000
Survey services
71355000
Surveying services
79311200
Survey conduction services
90720000
Environmental protection
90721700
Endangered species protection services
90721800
Natural risks or hazards protection services
Lots
Lot 1 River Dee Freshwater Pearl Mussel Surveys for population recovery work
£30,000
This contract is to continue two of the activities based on recommendations arising from the report (Cooksley et al., 2025). 1. Assessment of selected pearl mussel sites - The 2022 SCM survey established the broad distribution of pearl mussels along the mainstem of the Dee. This involved spot-checks (5 x 1 m transects) made every 100m followed by a 50m trans...
Delivery: Inverness & Nairn and Moray, Badenoch & Strathspey
Documents
Unlock document linkRiver Dee Freshwater Pearl Mussel Surveys for population recovery work
Not provided
Re-survey of 2023 Site Condition Monitoring Sites containing pearl mussels (17 sites). Produce report on all sites to include condition, restoration potential and threats. Identify potential ARK sites within tributaries.
Contract notice · Web page
ITT Brief - Surveys for Dee FWPM Recovery Work
19 Sept 2025
Word document
CNPA Terms & Conditions
19 Sept 2025
Word document
River Dee Freshwater Pearl Mussel Surveys for population recovery work
Not provided
Re-survey of 2023 Site Condition Monitoring Sites containing pearl mussels (17 sites). Produce report on all sites to include condition, restoration potential and threats. Identify potential ARK sites within tributaries.
Award notice · Web page
Contains public sector information licensed under the Open Government Licence v3.0.