Réseau hydrographique du Midou et du Ludon
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
65 km²
Commune · FRA
Salles-d'Armagnac
France
CfaTemperate, no dry season, hot summer(100 %)
Species observed
1 582
Observations
45 083
Area
6,1km²
Ecological tissue
Sample of 43 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 Salles-d'Armagnac : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 99 interactions GloBI sur 6 types (connectance 11.0%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
43
Interactions affichées
99
Connectance
0.110
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
1 582 distinct species · 45 083 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,7°C
Annual rain
819mm
Warmest m°
26,7°C
Coldest m°
2,5°C
Elevation: 118 m on average (min 92 m, max 147 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,7°C
Annual rain
819mm
Warmest month
26,7°C
Coldest month
2,5°C
Mean alt.
118m
Min
92m
Max
147m
Std. dev.
15m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, 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
5,9
Org. C
32,7g/kg
Clay
17,9%
Sand
39,1%
Silt
42,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Gers
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
58,5g/kg
Clay
17,4%
Sand
39,1%
Silt
43,4%
5–15 cm
pH H₂O
5,9
Org. C
19,4g/kg
Clay
17,5%
Sand
39,6%
Silt
42,9%
15–30 cm
pH H₂O
6,0
Org. C
20,3g/kg
Clay
18,9%
Sand
38,6%
Silt
42,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest14.4%
Crops48.2%
Built-up0.5%
Bare soil1.8%
Other (grassland, water…)35.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
1,7km
Basins crossed
1
Max stream order
3
Max drainage
803km²
Discharge in basins
0,1m³/s
Mean precip.
894mm/an
Mean T°
12,5°C
Moisture idx
-0,10
Max snow
2%
Mean runoff
444mm/an
Mean elev. (basins)
117m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
47,0%
Pesticides
47,8kg/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.