Lignon, Vizezy, Anzon et leurs affluents
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
24 km²
Commune · FRA
Saint-Laurent-Rochefort
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
768
Observations
2 772
Area
15,9km²
Ecological tissue
Sample of 31 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 Saint-Laurent-Rochefort : 28 espèces + 3 bulles famille, 56 interactions GloBI documentées sur 5 types (connectance 12.0%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
31
Interactions affichées
56
Connectance
0.120
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
768 distinct species · 2 772 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,9°C
Annual rain
1 007mm
Warmest m°
23,1°C
Coldest m°
-1,7°C
Elevation: 625 m on average (min 486 m, max 888 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,9°C
Annual rain
1 007mm
Warmest month
23,1°C
Coldest month
-1,7°C
Mean alt.
625m
Min
486m
Max
888m
Std. dev.
112m
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
5,9
Org. C
41,3g/kg
Clay
21,1%
Sand
50,1%
Silt
28,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: paGLiMaggregated to Loire
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
64,0g/kg
Clay
20,1%
Sand
51,0%
Silt
29,0%
5–15 cm
pH H₂O
5,9
Org. C
36,9g/kg
Clay
20,1%
Sand
51,4%
Silt
28,4%
15–30 cm
pH H₂O
5,9
Org. C
23,0g/kg
Clay
23,1%
Sand
47,8%
Silt
29,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest55.4%
Crops21.0%
Built-up0.3%
Bare soil0.6%
Other (grassland, water…)22.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
11,0km
Basins crossed
1
Max stream order
3
Max drainage
691km²
Discharge in basins
0,1m³/s
Mean precip.
786mm/an
Mean T°
8,8°C
Moisture idx
-0,04
Max snow
12%
Mean runoff
272mm/an
Mean elev. (basins)
722m
Watersheds crossing here
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
35,0%
Pesticides
10,9kg/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.