Nature Reserve · gbr
Lake Vyrnwy
- Area
- 101 km²
- IUCN cat.
- IV
- Year
- 1977
Overview
- Designation
- Nature Reserve
- IUCN category
- IV · Aire d'habitats / espèces
Gestion active pour maintenir habitats / espèces particuliers
- Established
- 1977
- Managing authority
- RSPB, Severn Trent Water, Natural Resources Wales, Other
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
2 248 distinct species · 27 475 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 37 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Lake Vyrnwy : 26 espèces reliées par 83 interactions GloBI sur 6 types (connectance 11.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology3 basins · 1 lakes · 12 rivers
Hydrology metrics for this exact territory
Stream length here
39,4km
Lake surface here
4,05km²
Basins crossed
3
Max stream order
2
Max drainage
1 994km²
Discharge in basins
3,1m³/s
Mean precip.
1 102mm/an
Mean T°
8,0°C
Moisture idx
0,45
Max snow
14%
Mean runoff
967mm/an
Mean elev. (basins)
270m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (12, ord ≥ 4)
- Afon Cedigord 2len here9.38 km100%total9 km
- River Cownwyord 2len here5.83 km68%total9 km
- River Vyrnwyord 5len here4.76 km11%total42 km
- Eunant Fawrord 1len here4.69 km100%total5 km
- Cwm-yr-Haloord 1len here4.02 km100%total4 km
- Nant Eiddew Fachord 1len here3.47 km100%total3 km
- Afon Nadroeddord 1len here1.97 km100%total2 km
- Afon y Dolau gwynionord 1len here1.78 km100%total2 km
- Afon Eiddeword 2len here1.55 km100%total2 km
- Nant y Ffinnantord 2len here1.37 km100%total1 km
- Clochnantord 1len here0.35 km6%total6 km
- Afon Twrchord 1len here0.20 km2%total9 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 52.78967, -3.52549
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.