marais de la chagne
IUCN IVLand acquired by a regional conservatory of natural areas · 2021
0 km²
Commune · FRA
Bourg-en-Bresse
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
2 478
Observations
56 148
Area
23,9km²
Ecological tissue
Sample of 34 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 Bourg-en-Bresse : 19 espèces reliées par 134 interactions GloBI sur 6 types (connectance 22.5%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
134
Connectance
0.225
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
2 478 distinct species · 56 148 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,2°C
Annual rain
1 193mm
Warmest m°
25,6°C
Coldest m°
0,0°C
Elevation: 240 m on average (min 221 m, max 267 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,2°C
Annual rain
1 193mm
Warmest month
25,6°C
Coldest month
0,0°C
Mean alt.
240m
Min
221m
Max
267m
Std. dev.
10m
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
6,2
Org. C
36,3g/kg
Clay
24,5%
Sand
29,8%
Silt
45,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Ain
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
65,1g/kg
Clay
23,5%
Sand
29,6%
Silt
46,9%
5–15 cm
pH H₂O
6,2
Org. C
22,8g/kg
Clay
22,8%
Sand
28,6%
Silt
48,7%
15–30 cm
pH H₂O
6,2
Org. C
20,9g/kg
Clay
27,4%
Sand
31,4%
Silt
41,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest14.7%
Crops14.7%
Built-up11.2%
Bare soil0.4%
Other (grassland, water…)59.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 1 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
8,8km
Lake surface here
0,18km²
Basins crossed
2
Max stream order
2
Max drainage
667km²
Discharge in basins
0,4m³/s
Mean precip.
826mm/an
Mean T°
11,0°C
Moisture idx
-0,07
Max snow
6%
Mean runoff
570mm/an
Mean elev. (basins)
225m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
10hab/km²
Night light
15,9nW
Built-up
1 114,7%
Pesticides
43,4kg/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
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.