Garonne Et Section Du Lot
IUCN IVBiotope Protection Order · 1993
18 km²
Commune · FRA
Bourran
France
CfaTemperate, no dry season, hot summer(100 %)
Species observed
1 028
Observations
4 340
Area
18,4km²
Ecological tissue
Sample of 42 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 Bourran : 37 espèces + 5 bulles famille, 96 interactions GloBI documentées sur 5 types (connectance 11.1%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
42
Interactions affichées
96
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
1 028 distinct species · 4 340 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,8°C
Annual rain
777mm
Warmest m°
27,0°C
Coldest m°
2,6°C
Elevation: 48 m on average (min 32 m, max 104 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,8°C
Annual rain
777mm
Warmest month
27,0°C
Coldest month
2,6°C
Mean alt.
48m
Min
32m
Max
104m
Std. dev.
18m
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
7,0
Org. C
29,4g/kg
Clay
25,7%
Sand
33,7%
Silt
40,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Lot-et-Garonne
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,9
Org. C
54,0g/kg
Clay
25,3%
Sand
33,5%
Silt
41,2%
5–15 cm
pH H₂O
7,0
Org. C
18,1g/kg
Clay
25,3%
Sand
33,2%
Silt
41,5%
15–30 cm
pH H₂O
7,0
Org. C
16,2g/kg
Clay
26,5%
Sand
34,3%
Silt
39,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest11.5%
Crops57.1%
Built-up1.8%
Bare soil2.2%
Other (grassland, water…)27.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
9,5km
Basins crossed
1
Max stream order
5
Max drainage
11 538km²
Discharge in basins
8,7m³/s
Mean precip.
797mm/an
Mean T°
12,4°C
Moisture idx
-0,20
Max snow
2%
Mean runoff
304mm/an
Mean elev. (basins)
91m
Watersheds crossing here
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
1,1nW
Built-up
175,6%
Pesticides
44,9kg/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.