Vallée de la Largue
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2008
10 km²
Commune · FRA
Retzwiller
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
916
Observations
8 302
Area
4,3km²
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 Retzwiller : 25 espèces reliées par 84 interactions GloBI sur 6 types (connectance 13.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
36
Interactions affichées
84
Connectance
0.133
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
916 distinct species · 8 302 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,3°C
Annual rain
1 332mm
Warmest m°
23,8°C
Coldest m°
-2,0°C
Elevation: 340 m on average (min 305 m, max 357 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,3°C
Annual rain
1 332mm
Warmest month
23,8°C
Coldest month
-2,0°C
Mean alt.
340m
Min
305m
Max
357m
Std. dev.
16m
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
6,5
Org. C
32,4g/kg
Clay
30,7%
Sand
13,6%
Silt
55,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Haut-Rhin
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
52,6g/kg
Clay
29,2%
Sand
14,1%
Silt
56,6%
5–15 cm
pH H₂O
6,5
Org. C
26,9g/kg
Clay
31,5%
Sand
13,0%
Silt
55,4%
15–30 cm
pH H₂O
6,5
Org. C
17,6g/kg
Clay
31,3%
Sand
13,7%
Silt
54,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest29.8%
Crops41.8%
Built-up1.4%
Bare soil0.6%
Other (grassland, water…)26.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,7km
Basins crossed
2
Max stream order
1
Max drainage
1 195km²
Discharge in basins
0,1m³/s
Mean precip.
824mm/an
Mean T°
9,4°C
Moisture idx
0,01
Max snow
11%
Mean runoff
613mm/an
Mean elev. (basins)
383m
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
1,7nW
Built-up
145,0%
Pesticides
48,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
France-specific data (Phase 2)
ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.