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Survey Details for CRMRTLH058 - 2026-06-10

CRMRTLH058

Landscape Habitats

Cynin-Dewi Fawr-Cywyn Valleys

Carmarthenshire

2005-09-03

  • Level 1: Dry (Relatively) Terrestrial Habitats
  • Level 2: Woodland & Scrub
  • Level 3: Mixed Woodland

Monitoring

Q1 - Date of monitoring?

  • 2016-03-10

Q1a - Monitoring undertaken by

  • Stages 1, 2 and 3 change detection, field verification and amendment completed by Environment Systems in conjunction with the local planning authority. Quality Assurance completed by TACP

Q1b - Has this record been updated following monitoring work?

  • This record has been updated following monitoring work as more up to date information is available

Q1c - Change indicated by

  • OS Data, Aerial Photographs
  • Phase 1 Habitat Survey & Seasonal Change Maps

Q1d - What has changed?

  • Classification

Q1e - Has the information ever been verified in the field?

  • No

Q2 - Does this area have a special or functional link with an adjacent area?

  • Yes
    • The wooded valleys dissect CMLH84 and 85.

Q3 - What is the total land area within the boundary (in hectares)?

  • 2406 (ha)

Description

Q4 - What are the dominant soil types? (specify up to 3 types)

  • Brown soils
  • Podzolic
  • Ground-water gley soils

Q5 - What Phase 1 habitat types are present? Only select the five most dominant types and, for each of these, specify below what percentage of the Aspect Area is made up of these.

  • Semi-natural Broadleaved Woodland
    • 29%
  • Planted Coniferous Woodland
    • 20%
  • Dense Scrub
    • 5%
  • Improved Grassland
    • 25%
  • Bracken

Q6 - Does the area contain habitats of international importance?

  • Yes

Q7 - If yes, which habitats of international importance?

  • Purple moor-grass meadows

Q8 - Does the area contain BAP habitats?

  • Yes

Q9 - If yes, which BAP habitats?

  • Lowland Mixed Deciduous Woodland
  • Purple Moor Grass & Rush Pastures

Q10 - Does the area contain protected sites?

  • Yes
    • SSSI(30.42ha)

Q11 - If yes, which ones?

  • SSSI

Q12 - Approximately what proportion of the Aspect Area is within the protected site?

  • 1-10%
    • 1.26%

Q13 - Does the area support important species?

  • Yes

Q14 - If yes, which species? (for each of the species, also note the source of information)

  • CCW hold records for Marsh Fritillary (Eurodryas aurinia) dating from the 1990s (Rhos Pwllygawnen SSSI).

Q15 - Are there any significant threat species present in abundance? (Field visit required)

  • Not known

Q16 - What other features significantly influence the biodiversity in this area?

  • Streams

Q17 - Are any of these features in a very good condition? (Field visit required)

  • No Answer

Q18 - Are any of these features in a poor condition? (Field visit required)

  • No Answer

Q19 - What are the main land management activities taking place in the area? (Field visit required)

  • Stock grazing
  • Tree felling

Q20 - Do any of the above appear to have an appreciable positive impact on biodiversity? (Field visit required)

  • No Answer

Q21 - Do any of the above appear to have an appreciable negative impact on biodiversity? (Field visit required)

  • No Answer

Q22 - Is the biodiversity in the area in any way threatened?

  • Not known

Q23 - Are there clear opportunities to improve the biodiversity aspect of this area?

  • No Answer

Q24 - Summarise the key features that define this area's biodiversity character

  • Deeply dissected river valleys with semi-natural broad-leaved woodland a feature of the steep valley sides.

Condition

Q25 - Value

  • High

Q26 - Condition

  • Unassessed

Q27 - Trend

  • Constant

Recommendations

Q28 - Existing management

  • Unassessed

Q29 - Existing management remarks:

  • Empty value

Q30 - Principal management recommendations

  • Please refer to the Local Biodiversity Action Plan for Carmarthenshire for details of key actions to manage or safeguard specific ecological receptors including habitats and species.

Q31 - Guideline

  • No Answer

Aspect Area Boundary

Q32 - To what level was this information site-surveyed?

  • Level 3

Q33 - At 1:10,000, how much of the Aspect Area boundary is precise?

  • All

Q34 - What baseline information source was used for Aspect Area boundary mapping?

  • Aerial photographs

Q35 - If OS Data was used, what was the scale?

  • No Answer

Q36 - What is the justification for the Aspect Area boundaries?

  • Wooded habitat of steep valley sides.

Evaluation

Q37 - Evaluation Criteria: Priority Habitats

  • Unassessed

Q38 - Evaluation Criteria: Significance

  • Unassessed

Q39 - Evaluation Criteria: Opportunity

  • Unassessed

Q40 - Evaluation Criteria: Expansion rates

  • Unassessed

Q41 - Evaluation Criteria: Sensitivity

  • Unassessed

Q42 - Evaluation Criteria: Connectivity/Cohesion

  • Unassessed

Q43 - Evaluation Criteria: Habitat Evaluation

  • High

Q44 - Evaluation Criteria: Importance for key species

  • Unassessed

Q45 - Evaluation Criteria: Overall Evaluation Habitat and Species

  • High

Q45a - Justification of overall evaluation

  • Concentration of semi-natural habitat including areas of ancient woodland.

Bibliography

Q46 - Sources and additional assessments

  • CCW Phase 1 Habitat Survey Data (Electronic Data Source). CCW Designated Sites (Electronic Data Source). JNCC (2003). Protected Sites - www.jncc.gov.uk

Assessment

Q47 - Additional Assessments

  • Empty value

Q48 - Additional Comments

  • It is recommended that Carmarthenshire County Council is consulted if more detailed information is required.