Cours inférieur de l'Aude
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
53 km²
Commune · FRA
Coursan
France
CsaTemperate, dry summer, hot summer(100 %)
Species observed
1 118
Observations
22 256
Area
24,3km²
Ecological tissue
Sample of 30 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 Coursan : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) + 6 bulles famille, 43 interactions GloBI documentées sur 2 types (connectance 9.9%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
30
Interactions affichées
43
Connectance
0.099
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 118 distinct species · 22 256 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
15,2°C
Annual rain
620mm
Warmest m°
28,3°C
Coldest m°
4,3°C
Elevation: 5 m on average (min 2 m, max 16 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
15,2°C
Annual rain
620mm
Warmest month
28,3°C
Coldest month
4,3°C
Mean alt.
5m
Min
2m
Max
16m
Std. dev.
2m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,8
Org. C
25,2g/kg
Clay
26,7%
Sand
26,0%
Silt
47,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Aude
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,7
Org. C
43,1g/kg
Clay
25,4%
Sand
26,6%
Silt
48,0%
5–15 cm
pH H₂O
7,9
Org. C
14,4g/kg
Clay
24,8%
Sand
26,5%
Silt
48,7%
15–30 cm
pH H₂O
7,9
Org. C
18,2g/kg
Clay
30,0%
Sand
24,7%
Silt
45,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest8.1%
Crops52.6%
Built-up2.1%
Bare soil3.7%
Other (grassland, water…)33.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
8,5km
Basins crossed
2
Max stream order
5
Max drainage
5 260km²
Discharge in basins
6,4m³/s
Mean precip.
645mm/an
Mean T°
14,6°C
Moisture idx
-0,37
Max snow
3%
Mean runoff
503mm/an
Mean elev. (basins)
43m
Watersheds crossing here
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
2hab/km²
Night light
0,8nW
Built-up
210,2%
Pesticides
41,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2🌊 Marine · 1
Étang de Capestang
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2020
14 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.