Horngraben
IUCN Not AssignedForest Reserves · 2023
0 km²
Commune · CHE
Switzerland
Species observed
2 496
Observations
28 642
Area
11km²
Sample of 23 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).
Tissu écologique de Matzendorf : 6 espèces reliées par 134 interactions GloBI sur 5 types (connectance 30.8%, filtre Serrano α=0.2). 24 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
2 496 distinct species · 28 642 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
8,4°C
Annual rain
1 411mm
Warmest m°
21,4°C
Coldest m°
-3,7°C
Elevation: 733 m on average (min 518 m, max 985 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
6,0
Org. C
79,4g/kg
Clay
36,3%
Sand
25,3%
Silt
38,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Thal
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Stream length here
2,5km
Basins crossed
1
Max stream order
1
Max drainage
229km²
Discharge in basins
0,2m³/s
Mean precip.
1 099mm/an
Mean T°
7,8°C
Moisture idx
0,33
Max snow
17%
Mean runoff
683mm/an
Mean elev. (basins)
710m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
1hab/km²
Night light
0,5nW
Built-up
119,4%
Pesticides
54,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Forest Reserves · 2023
0 km²
Forest Reserves · 2023
0 km²
Forest Reserves · 2023
0 km²
Forest Reserves · 2023
0 km²
Private Nature Reserves · 2018
0 km²
Private Nature Reserves · 2018
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN