Prau Grass
IUCN IVFederal Inventory of Fenlands of National Importance · 1994
0 km²
Commune · CHE
Ladir
Switzerland
DfcCold, no dry season, cold summer(62 %)
Species observed
1 622
Observations
9 332
Area
7,4km²
Ecological tissue
Sample of 29 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 Ladir : 15 espèces reliées par 98 interactions GloBI sur 5 types (connectance 22.5%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
30
Interactions affichées
98
Connectance
0.225
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
1 622 distinct species · 9 332 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
1,3°C
Annual rain
1 855mm
Warmest m°
15,5°C
Coldest m°
-13,6°C
Elevation: 1 820 m on average (min 1 200 m, max 2 407 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
1,3°C
Annual rain
1 855mm
Warmest month
15,5°C
Coldest month
-13,6°C
Mean alt.
1 820m
Min
1 200m
Max
2 407m
Std. dev.
379m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(62 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,2
Org. C
66,1g/kg
Clay
23,1%
Sand
38,1%
Silt
38,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Surselva
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,2
Org. C
98,3g/kg
Clay
23,5%
Sand
37,5%
Silt
39,0%
5–15 cm
pH H₂O
5,2
Org. C
55,8g/kg
Clay
23,0%
Sand
37,7%
Silt
39,3%
15–30 cm
pH H₂O
5,2
Org. C
44,3g/kg
Clay
22,7%
Sand
39,0%
Silt
38,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest26.2%
Crops0.1%
Built-up0.0%
Bare soil5.2%
Other (grassland, water…)68.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
1
Max drainage
1 510km²
Discharge in basins
0,3m³/s
Mean precip.
1 639mm/an
Mean T°
1,6°C
Moisture idx
0,69
Max snow
47%
Mean runoff
1 219mm/an
Mean elev. (basins)
1 953m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
3,9%
Pesticides
57,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN IV · 3
Tschessas
IUCN IVFederal Inventory of Fenlands of National Importance · 1994
0 km²
Alp da Schnaus
IUCN IVFederal Inventory of Fenlands of National Importance · 1994
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN