Plaine de l’Orbe – Chavornay (VD)
IUCN IVFederal Inventory of Reserves for Waterbirds and Migratory Birds of International and National Imp. · 2001
5 km²
Commune · CHE
Valeyres-sous-Rances
Switzerland
CfbTemperate, no dry season, warm summer(100 %)
Species observed
3 164
Observations
65 329
Area
6,3km²
Ecological tissue
Sample of 36 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 Valeyres-sous-Rances : 26 espèces reliées par 67 interactions GloBI sur 4 types (connectance 10.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
36
Interactions affichées
67
Connectance
0.106
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
3 164 distinct species · 65 329 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,6°C
Annual rain
1 076mm
Warmest m°
23,4°C
Coldest m°
-1,9°C
Elevation: 501 m on average (min 434 m, max 595 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,6°C
Annual rain
1 076mm
Warmest month
23,4°C
Coldest month
-1,9°C
Mean alt.
501m
Min
434m
Max
595m
Std. dev.
54m
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
6,3
Org. C
71,6g/kg
Clay
26,3%
Sand
35,3%
Silt
38,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Jura-North Vaudois
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
108,1g/kg
Clay
26,1%
Sand
35,3%
Silt
38,7%
5–15 cm
pH H₂O
6,4
Org. C
66,8g/kg
Clay
26,3%
Sand
35,0%
Silt
38,6%
15–30 cm
pH H₂O
6,3
Org. C
39,9g/kg
Clay
26,7%
Sand
35,5%
Silt
37,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest16.6%
Crops55.3%
Built-up0.9%
Bare soil1.4%
Other (grassland, water…)25.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
3,3km
Basins crossed
1
Max stream order
3
Max drainage
2 688km²
Discharge in basins
0,1m³/s
Mean precip.
1 120mm/an
Mean T°
7,5°C
Moisture idx
0,30
Max snow
20%
Mean runoff
788mm/an
Mean elev. (basins)
761m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,3nW
Built-up
89,1%
Pesticides
57,2kg/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