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Special Area of Conservation (SAC) Monitoring: Otter in the Afon Tywi Catchment Area (2005)

  • English
  • wel
  • All

The former Countryside Council for Wales (CCW) commissioned this monitoring to assess the condition and conservation status of the European otter Lutra lutra, within the Afon Tywi Special Area of Conservation (SAC) and catchment. The otter, which has made a significant recovery in numbers from a rapid decline in the 1950's though to the early 1970's, is still considered to be rare, and across most of Europe is endangered. Indeed in many countries it is now considered extinct, making the populations in Wales all the more significant. The results of this project, combined with those of similar projects instigated by former Countryside Council for Wales (CCW) on other SAC river catchments over the past two years, and in future years, will provide a valuable and unique picture of the otter in Wales.

  • Identification
  • Extent
  • Distribution
  • Quality
  • Keywords
  • Spatial Reference System
  • Content
  • Constraints
  • Maintenance
  • Metadata

Identification

Dynodydd
Identifier
NRW_DS115610
Teitl Amgen
Alternative Title
  • Monitro ACA: Dyfrgwn yn Nalgylch Afon Tywi (2005)
Laith Metadata
Metadata Language
English
Lineage

A variety of methods were used to gather information about otter breeding activity on the catchment. These might broadly be described under the headings of questionnaires, interviews, record searches, and direct contacts with individuals thought likely to hold relevant information. In addition site inspections were carried out, as well as map searches and inspection of Phase 1 data and aerial photographs. Other records were obtained from agencies such as the Countryside Council for Wales and the Environment Agency. A definition of a breeding site was set out by Liles in his report for the European Commission's Life Nature Programme to investigate the ecological requirements for breeding otters (Liles, 2003). This criteria was used and Using the information gathered above, a list of some 112 sites was compiled, and throughout September, October and December 2004, most of these sites were visited and an inspection made of the habitat. Each river was divided into kilometre lengths in order to provide an easy means of identifying stretches which are of particular importance to otters (sightings, breeding and feeding sites). From this each breeding site or feeding pond were ascribed to a particular kilometre stretch.

Dyddiad cyfeirnod y set ddata (Cyhoeddiad)
Dataset Reference Date (Publication)
2005-02-28
Perchennog
Owner
  Natural Resources Wales (NRW)
Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales
http://naturalresources.wales/?lang=en
Cychwynnwr
Originator
  Just Mammals Consultancy
The Just Mammals Consultancy LLP, 3 CHURCH ROW, TALGARTH, LD3 0BE, BRECON
http://www.justmammals.com/
 

Extent

Extent

Hyd
Geographic Extent
SIR GAERFYRDDIN - CARMARTHENSHIRE
N
W
E
S
Map representing the geographic extent of the dataset


 
 

Distribution

Fformat - Math a Disgrifiad
Format Type and Description
  • Documents ()

    Specification

    [A] The final report in Microsoft Word and Adobe PDF formats. [B] Locations of otter sensitive habitat in GIS Format

 

Quality

Ansawdd Data
Data quality

Cwmpas Ansawdd
Quality Scope
Dataset
Dataset
Cydymffurfiad
Conformity
Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services
Explanation
Degree
false
Lineage

A variety of methods were used to gather information about otter breeding activity on the catchment. These might broadly be described under the headings of questionnaires, interviews, record searches, and direct contacts with individuals thought likely to hold relevant information. In addition site inspections were carried out, as well as map searches and inspection of Phase 1 data and aerial photographs. Other records were obtained from agencies such as the Countryside Council for Wales and the Environment Agency. A definition of a breeding site was set out by Liles in his report for the European Commission's Life Nature Programme to investigate the ecological requirements for breeding otters (Liles, 2003). This criteria was used and Using the information gathered above, a list of some 112 sites was compiled, and throughout September, October and December 2004, most of these sites were visited and an inspection made of the habitat. Each river was divided into kilometre lengths in order to provide an easy means of identifying stretches which are of particular importance to otters (sightings, breeding and feeding sites). From this each breeding site or feeding pond were ascribed to a particular kilometre stretch.

 

Keywords

Allweddair
Keywords

GEMET - INSPIRE themes, version 1.0
  • Species distribution
Math
Type
Theme
Theme

Dyfyniad
Citation

Dyddiad (Cyhoeddiad)
Date (Publication)
2008-06-01
Code
geonetwork.thesaurus.external.theme.httpinspireeceuropaeutheme-theme

Allweddair
Keywords

NRW Thesaurus
  • otter surveys
  • otters
  • lutra lutra (lutrinae)
  • river Tywi (afon Tywi)
  • Special Areas of Conservation (SAC) - SAC monitoring
  • Special Area of Conservation Monitoring
Math
Type
Theme
Theme

Dyfyniad
Citation

Dyddiad (Cyhoeddiad)
Date (Publication)
2023-12-31
Code
geonetwork.thesaurus.local.theme.converted_nrw-keywords
 

Spatial Reference System

Code
British National Grid (EPSG::27700)
 

Content

Gwybodaeth Cynnwys
Content Information

Proffil CNC
NRW Profile

Elfennau CNC
Custom Elements

NRW Related Title

Current and potential distribution, condition and breeding success of the otter (lutra lutra) in the Afon Tywi catchment

NRW Related Title

Current and potential distribution, condition and breeding success of the otter (lutra lutra) in the river Usk catchment

NRW Related Title

Current and potential distribution, condition and breeding success of the otter (lutra lutra) in the Afon Teifi catchment area

NRW Related Title

Current and potential distribution, condition and breeding success of the otter in the Afon Mawddach catchment area : Confidential Annex

NRW Related Title

Current and potential distribution, condition and breeding success of the otter in the Afon Mawddach catchment area

NRW Related Title

Current and potential distribution, condition and breeding success of the otter (Lutra lutra) in the River Wye SAC and catchment (within Wales)

NRW Related Title

Current and potential distribution, condition and breeding success of the otter (Lutra lutra) in the river Dee catchment

NRW Related Title

Current and potential distribution, condition and breeding success of the otter (lutra lutra) in the Afonydd Cleddau catchments and condition mapping of Alluvial forests in the Afonydd Cleddau cSAC

NRW Related Title

Current and potential distribution, condition and breeding success of the otter (Lutra lutra) in the Afon Gwyrfai and the Dyfi Estuary : confidential annexe

NRW Related Title

Current and potential distribution, condition and breeding success of the otter (Lutra lutra) in the Afon Gwyrfai and the Dyfi Estuary

 

Constraints

Constraints

Limitations on Public Access and Use

Math o Gyfyngiad
Restriction type
Other restrictions
Other restrictions
 

Access Constraints Directive

Limitations
no limitations
 

Access Constraints Text

Other constraints

Part of this dataset is sensitive and restricted. The sensitive data is as follows location of otter holts. Sensitive data must be kept confidential; general release is not permitted due to risk of harm to the environment or third parties. Sensitive data may only be released under an appropriate NRW Licence. Requests should be referred to NRW's Access to Information Officer. Data may be released freely if the sensitive records are removed in advance, or shown only at a coarser scale.

 

Use Constraints

Cyfyngiadau Defnyddio
Use constraints type
Other restrictions
Other restrictions
Other constraints

© CNC/NRW 2005. Recipients may only re-use sensitive data in strict confidence under the terms of an appropriate NRW Licence. No publication or dissemination is permitted, except if sensitive records are removed in advance, or shown only at a coarser scale.

 
 
 

Metadata

Metadata

Dynodydd Ffeil
File Identifier
4f4c4942-4343-5764-6473-313135363130 XML
Laith Metadata
Metadata Language
English
Parent Identifier
Condition monitoring of Special Areas of Conservation (SACs) in Wales

NRW_DS110194

Math o adnodd
Resource type
Dataset
Dataset
Dyddiad Metadata
Metadata Date
2024-05-31T09:43:38.418Z
Enw Safonol Metadata
Metadata Standard Name
NRW
Fersiwn Metadata
Metadata Standard Version

1.0

Pwynt Cyswllt
pointOfContact
  Natural Resources Wales (NRW)
Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales
http://naturalresources.wales/?lang=en
 
 

Publishing Body

Access the portal
Full access to the portal and metadata.


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