Val de Loire nivernais
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2021
88 km²
Commune · FRA
Decize
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 855
Observations
36 891
Area
47,9km²
Ecological tissue
Sample of 33 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 Decize : 29 espèces + 4 bulles famille, 59 interactions GloBI documentées sur 5 types (connectance 11.2%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
33
Interactions affichées
59
Connectance
0.112
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
1 855 distinct species · 36 891 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,7°C
Annual rain
863mm
Warmest m°
24,9°C
Coldest m°
0,8°C
Elevation: 203 m on average (min 189 m, max 230 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,7°C
Annual rain
863mm
Warmest month
24,9°C
Coldest month
0,8°C
Mean alt.
203m
Min
189m
Max
230m
Std. dev.
11m
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
6,1
Org. C
30,6g/kg
Clay
20,5%
Sand
40,7%
Silt
38,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Nièvre
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
49,7g/kg
Clay
20,4%
Sand
40,9%
Silt
38,7%
5–15 cm
pH H₂O
6,2
Org. C
27,9g/kg
Clay
19,4%
Sand
40,2%
Silt
40,3%
15–30 cm
pH H₂O
6,2
Org. C
14,4g/kg
Clay
21,8%
Sand
41,0%
Silt
37,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest19.3%
Crops48.6%
Built-up1.4%
Bare soil0.5%
Other (grassland, water…)30.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
12,0km
Basins crossed
3
Max stream order
5
Max drainage
18 223km²
Discharge in basins
6,3m³/s
Mean precip.
751mm/an
Mean T°
10,7°C
Moisture idx
-0,13
Max snow
6%
Mean runoff
301mm/an
Mean elev. (basins)
256m
Watersheds crossing here
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,8nW
Built-up
135,6%
Pesticides
45,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN IV · 4IUCN Not Reported · 2
Val de Loire nivernais
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2022
31 km²
Loire Bourguignonne
IUCN IVRegional Nature Reserve · 2015
7 km²
rnr loire bourguignonne
IUCN IVLand acquired by a regional conservatory of natural areas · 1994
4 km²
ile de brain
IUCN IVLand acquired by a regional conservatory of natural areas · 1996
1 km²
ile hocquet
IUCN IVLand acquired by a regional conservatory of natural areas · 2017
0 km²
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.