Cwm Clydach, Cydweli
IUCN IVSite of Special Scientific Interest · 1998
0 km²
Subdivision · GBR
Trimsaran
United Kingdom
CfbTemperate, no dry season, warm summer(100 %)
Species observed
4 036
Observations
44 808
Area
19,9km²
Ecological tissue
Sample of 24 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).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Trimsaran : 17 espèces reliées par 38 interactions GloBI sur 5 types (connectance 13.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
24
Interactions affichées
38
Connectance
0.138
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
4 036 distinct species · 44 808 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,4°C
Annual rain
1 442mm
Warmest m°
17,9°C
Coldest m°
3,5°C
Elevation: 65 m on average (min 4 m, max 153 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,4°C
Annual rain
1 442mm
Warmest month
17,9°C
Coldest month
3,5°C
Mean alt.
65m
Min
4m
Max
153m
Std. dev.
51m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,0
Org. C
53,8g/kg
Clay
25,7%
Sand
31,3%
Silt
43,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiMaggregated to Carmarthenshire
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
82,0g/kg
Clay
24,4%
Sand
31,4%
Silt
44,1%
5–15 cm
pH H₂O
6,0
Org. C
50,5g/kg
Clay
27,0%
Sand
30,7%
Silt
42,3%
15–30 cm
pH H₂O
6,0
Org. C
28,9g/kg
Clay
25,6%
Sand
31,8%
Silt
42,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest14.0%
Crops30.3%
Built-up0.8%
Bare soil0.3%
Other (grassland, water…)54.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
8,0km
Basins crossed
1
Max stream order
2
Max drainage
297km²
Discharge in basins
0,4m³/s
Mean precip.
1 107mm/an
Mean T°
10,1°C
Moisture idx
0,46
Max snow
10%
Mean runoff
1 060mm/an
Mean elev. (basins)
84m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,4nW
Built-up
80,7%
Pesticides
29,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN IV · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN