Eryri
IUCN VNational Park · 1951
2 140 km²
Subdivision · GBR
Glantwymyn
United Kingdom
CfbTemperate, no dry season, warm summer(100 %)
Species observed
2 821
Observations
136 907
Area
222km²
Ecological tissue
Sample of 6 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 Glantwymyn : 6 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 4 interactions GloBI sur 3 types (connectance 26.7%, filtre Serrano α=0.2).
Espèces affichées
6
Interactions affichées
4
Connectance
0.267
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
2 821 distinct species · 136 907 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
8,9°C
Annual rain
1 950mm
Warmest m°
17,9°C
Coldest m°
1,0°C
Elevation: 229 m on average (min 10 m, max 510 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
8,9°C
Annual rain
1 950mm
Warmest month
17,9°C
Coldest month
1,0°C
Mean alt.
229m
Min
10m
Max
510m
Std. dev.
123m
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
5,4
Org. C
107,9g/kg
Clay
19,1%
Sand
36,0%
Silt
44,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Powys
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,3
Org. C
138,0g/kg
Clay
18,8%
Sand
35,5%
Silt
45,6%
5–15 cm
pH H₂O
5,4
Org. C
116,8g/kg
Clay
19,1%
Sand
35,9%
Silt
45,0%
15–30 cm
pH H₂O
5,4
Org. C
68,8g/kg
Clay
19,6%
Sand
36,5%
Silt
43,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest19.6%
Crops30.0%
Built-up0.1%
Bare soil0.5%
Other (grassland, water…)49.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 2 lakes · 22 rivers
Hydrology metrics for this exact territory
Stream length here
99,5km
Lake surface here
0,25km²
Basins crossed
3
Max stream order
4
Max drainage
1 047km²
Discharge in basins
9,8m³/s
Mean precip.
1 302mm/an
Mean T°
8,2°C
Moisture idx
0,56
Max snow
14%
Mean runoff
1 260mm/an
Mean elev. (basins)
267m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (22, ord ≥ 4)
- Afon Dulasord 4len here21.36 km67%total32 km
- Afon Dyfiord 4len here16.09 km64%total25 km
- Afon Twymynord 4len here9.09 km54%total17 km
- Nant Gwydolord 2len here6.76 km100%total7 km
- Afon Carogord 1len here5.99 km100%total6 km
- Afon Hengwmord 1len here4.93 km100%total5 km
- Nant Craig-dduord 1len here4.35 km100%total4 km
- Afon Hengawnord 2len here4.31 km60%total7 km
- Afon Crewiord 1len here4.27 km100%total4 km
- Llyfnantord 2len here3.83 km57%total7 km
- Nant Cymduord 1len here3.10 km100%total3 km
- Aber Glesyrchord 1len here2.90 km100%total3 km
10 more river segmentssorted by Strahler order + length
- Afon Rheidolord 3len here2.84 km9%total31 km
- Nant Cwm-cemrhiword 1len here2.49 km81%total3 km
- Rhaiadr Wenord 1len here1.70 km100%total2 km
- River Doveyord 3len here1.65 km45%total4 km
- Afon Hyddgenord 1len here1.36 km100%total1 km
- Afon Gwydolord 1len here1.10 km101%total1 km
- Nant Cwmyrwdenord 1len here0.70 km101%total1 km
- Cwm Cadianord 1len here0.37 km24%total2 km
- Afon Cwrtord 4len here0.30 km9%total3 km
- Afon Deriord 1len here0.01 km1%total2 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
14,4%
Pesticides
23,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas15
IUCN IV · 9IUCN Not Reported · 4IUCN V · 1IUCN Not Applicable · 1🌊 Marine · 9
Pen Llŷn a`r Sarnau/ Lleyn Peninsula and the Sarnau
IUCN Not ReportedEmerald Network
1 461 km²
Pen Llyn a`r Sarnau / Lleyn Peninsula and the Sarnau
IUCN Not ReportedMarine Protected Area (OSPAR) · 2005
1 442 km²
Biosffer Dyfi
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2009
105 km²
Pumlumon (Plynlimon)
IUCN IVSite of Special Scientific Interest · 1979
39 km²
Dyfi
IUCN IVSite of Special Scientific Interest · 1954
38 km²
Complete list15 protected areas
- EryriNational ParkIUCN V19512 140 km²
- Pen Llŷn a`r Sarnau/ Lleyn Peninsula and the SarnauEmerald NetworkIUCN Not Reported1 461 km²
- Pen Llyn a`r Sarnau / Lleyn Peninsula and the SarnauMarine Protected Area (OSPAR)IUCN Not Reported20051 442 km²
- Biosffer DyfiUNESCO-MAB Biosphere ReserveIUCN Not Applicable2009105 km²
- Pumlumon (Plynlimon)Site of Special Scientific InterestIUCN IV197939 km²
- DyfiSite of Special Scientific InterestIUCN IV195438 km²
- Cors Fochno & DyfiWetland of International Importance (Ramsar Site)IUCN IV197625 km²
- DyfiNational Nature ReserveIUCN IV199223 km²
- Dyfi Estuary / Aber DyfiEmerald NetworkIUCN Not Reported21 km²
- Dyfi Estuary / Aber DyfiMarine Protected Area (OSPAR)IUCN Not Reported201817 km²
- Pencreigiau'R LlanSite of Special Scientific InterestIUCN IV19882 km²
- Afon Dyfi Ger MallwydSite of Special Scientific InterestIUCN IV19991 km²
- Cwm LlyfnantSite of Special Scientific InterestIUCN IV19541 km²
- Coed Maes-Mawr, Coed Esgairneiriau A Cheunant CaecenauSite of Special Scientific InterestIUCN IV19850 km²
- Coed Afon CrewiSite of Special Scientific InterestIUCN IV19880 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN