---
title: "Littoral Sediment Surveys of Adur Estuary SSSI"
ocid: "ocds-h6vhtk-055c76"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-055c76"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-055c76.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-055c76.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "NATURAL ENGLAND"
published: "2025-08-28"
---

# Littoral Sediment Surveys of Adur Estuary SSSI

Buyer: NATURAL ENGLAND  
Current stage: Award  
OCID: ocds-h6vhtk-055c76

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## Summary

Natural England has successfully concluded a procurement process for conducting Littoral Sediment Surveys at the Adur Estuary Site of Special Scientific Interest (SSSI) in Shoreham-by-Sea, West Sussex. This tender, operating under the open competition method and classified within the services industry category, was finalized in the award stage on the 31st of July, 2025, with a contract end date on the 28th of February, 2026. The procurement process initially commenced with a tender notice published on the 10th of July, 2025, and required submissions by the 18th of July, 2025. The contracted supplier, ENVISION MARINE LTD., will manage both phases of the project under a gross contract value of £40,752 (net £33,960). The tender and contract focused on survey services, contributing to ecological preservation efforts in the region.

This tender presents significant opportunities for businesses involved in environmental services and scientific research, particularly those focused on ecological and habitat assessments. Small and medium enterprises (SMEs) with expertise in biotope classification, mapping, and advanced analytical methods such as Particle Size Analysis will find such tenders well-aligned with their capabilities. Central government contracts, like those from Natural England, offer enterprises the chance to engage in projects that carry substantial societal value, extend brand recognition, and demonstrate environmental stewardship. Businesses with related experience and a commitment to sustainability and scientific rigour will be well-positioned in similar future opportunities.

## Notice

Natural England is seeking to commission monitoring surveys of the littoral sediment feature of the Adur Estuary Site of Special Scientific Interest (SSSI) in Shoreham-by-Sea, West Sussex, in order to fill key evidence gaps and support the monitoring and condition assessment of the site. The contract will be carried out within the 2025/26 financial year and comprise of two phases: Phase I: Phase I Habitat Survey; walkover, biotope classification and mapping, and subsequent analysis and report. Phase II: Phase II habitat survey, Particle Size Analysis (PSA), infaunal analysis, and subsequent analysis and report.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/052090-2025 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | Not specified |
| Awardee scale | SME |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 28 Aug 2025 |
| Submission deadline | 18 Jul 2025 |
| Future notice date | Not specified |
| Award date | 30 Jul 2025 |
| Contract period | 30 Jul 2025 - 28 Feb 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £34,043 |
| Lots value | £34,043 |
| Awards value | Not specified |
| Contracts value | £33,960 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | NATURAL ENGLAND |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1P 4DF |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | Westminster |
| Electoral ward | St James's |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | TLJ South East (England) |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | ENVISION MARINE |

## CPV Codes

### Divisions

- 79 - Business services: law, marketing, consulting, recruitment, printing and security

### Codes

- 79311000 - Survey services

## Release History

- 28 Aug 2025 at 14:26 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/052090-2025
- 10 Jul 2025 at 07:35 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/038779-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/052090-2025
  28th August 2025 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/038779-2025
  10th July 2025 - Tender notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/Attachment/A-2890
  RFQ
- https://www.find-tender.service.gov.uk/Notice/Attachment/A-2891
  Order Form
- https://www.find-tender.service.gov.uk/Notice/Attachment/A-2892
  Commercial Response

## Notice URLs

- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-055c76. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-055c76.json.