Emerald Network · gbr
River Usk/ Afon Wysg
- Area
- 10 km²
- IUCN cat.
- Not Reported
Overview
- Designation
- Emerald Network 0
- Managing authority
- Natural Resources Wales
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
1 308 distinct species · 7 424 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 River Usk/ Afon Wysg : 21 espèces reliées par 56 interactions GloBI sur 5 types (connectance 12.9%, filtre Serrano α=0.2). 9 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 · 0 lakes · 44 rivers
Hydrology metrics for this exact territory
Stream length here
27,2km
Basins crossed
3
Max stream order
4
Max drainage
1 316km²
Discharge in basins
0,3m³/s
Mean precip.
1 178mm/an
Mean T°
8,8°C
Moisture idx
0,45
Max snow
11%
Mean runoff
877mm/an
Mean elev. (basins)
246m
Watersheds crossing here
Rivers / streams (44, ord ≥ 4)
- River Uskord 4len here13.39 km14%total96 km
- Town Pillord 4len here3.14 km72%total4 km
- Caerfanellord 3len here1.04 km7%total15 km
- Nant y Groesord 2len here0.71 km6%total12 km
- Ysgir Fechanord 1len here0.69 km7%total10 km
- Nant y Gweryddord 1len here0.59 km3%total18 km
- Grwyne Fawrord 3len here0.41 km7%total6 km
- Monmouthshire Canalord 2len here0.41 km6%total7 km
- Cwm Llythinord 2len here0.40 km6%total7 km
- Nant y Ceithanord 1len here0.39 km7%total6 km
- Afon Tarellord 1len here0.38 km5%total7 km
- Afon Craiord 2len here0.36 km3%total10 km
32 more river segmentssorted by Strahler order + length
- Afon Ysgirord 2len here0.35 km7%total5 km
- Cwm Brynychord 1len here0.34 km4%total9 km
- Nant Brânord 3len here0.34 km4%total10 km
- Grwyne Fechanord 1len here0.33 km6%total6 km
- Uskord 4len here0.33 km14%total2 km
- Nant Menasginord 1len here0.28 km6%total5 km
- Afon Senniord 2len here0.27 km9%total3 km
- River Tarellord 3len here0.25 km5%total5 km
- Rhiangollord 3len here0.25 km3%total8 km
- Berthin Brookord 3len here0.21 km2%total10 km
- Cwm Nantord 3len here0.20 km7%total3 km
- Afon Hydferord 1len here0.20 km5%total4 km
- Nant Carord 3len here0.20 km14%total1 km
- Ysgir Fawrord 1len here0.20 km2%total12 km
- Nant Eithrimord 1len here0.18 km6%total3 km
- Nant Henwenord 1len here0.16 km2%total7 km
- Clawdd Brookord 1len here0.14 km2%total6 km
- Cwm-Shenkin Brookord 1len here0.14 km6%total2 km
- Afon Gaffeniord 1len here0.12 km2%total5 km
- Cwm Nant-dduord 1len here0.11 km2%total5 km
- Cwm Banword 2len here0.11 km3%total4 km
- River Lwydord 2len here0.10 km1%total9 km
- Afon Cynrigord 2len here0.10 km3%total4 km
- Monk's Ditchord 1len here0.08 km1%total11 km
- Cwm-Rhos Brookord 2len here0.08 km1%total7 km
- Nant y Llaethdyord 1len here0.07 km1%total7 km
- Ffrwd Brookord 1len here0.07 km3%total2 km
- Ochram Brookord 1len here0.05 km1%total4 km
- Hondduord 1len here0.05 km1%total4 km
- Nant y Banwrord 1len here0.02 km2%total1 km
- Monmouthshire & Brecon Canalord 3len here0.00 km0%total1 km
- Sor Brookord 1len here≈ tangenttotal9 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
- 51.79335, -3.00828
- 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.