Réseau hydrographique du Beuve
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2021
7 km²
Commune · FRA
Gajac
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 359
Observations
14 239
Area
12km²
Ecological tissue
Sample of 39 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 Gajac : 29 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 125 interactions GloBI sur 5 types (connectance 16.9%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
39
Interactions affichées
125
Connectance
0.169
Patrimoniales
3
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 359 distinct species · 14 239 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,4°C
Annual rain
874mm
Warmest m°
26,8°C
Coldest m°
2,4°C
Elevation: 100 m on average (min 53 m, max 125 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,4°C
Annual rain
874mm
Warmest month
26,8°C
Coldest month
2,4°C
Mean alt.
100m
Min
53m
Max
125m
Std. dev.
15m
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
6,3
Org. C
35,5g/kg
Clay
23,7%
Sand
42,0%
Silt
34,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Gironde
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,2
Org. C
62,4g/kg
Clay
23,7%
Sand
41,7%
Silt
34,6%
5–15 cm
pH H₂O
6,3
Org. C
25,5g/kg
Clay
22,6%
Sand
43,3%
Silt
34,1%
15–30 cm
pH H₂O
6,3
Org. C
18,7g/kg
Clay
24,9%
Sand
41,0%
Silt
34,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest37.5%
Crops29.1%
Built-up0.5%
Bare soil0.4%
Other (grassland, water…)32.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 1 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
3,7km
Lake surface here
0,02km²
Basins crossed
1
Max stream order
2
Max drainage
52 920km²
Discharge in basins
20,7m³/s
Mean precip.
912mm/an
Mean T°
12,5°C
Moisture idx
-0,07
Max snow
3%
Mean runoff
418mm/an
Mean elev. (basins)
73m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,4nW
Built-up
48,6%
Pesticides
22,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 1IUCN IV · 1
prairies de gajac
IUCN IVLand acquired by a regional conservatory of natural areas · 2024
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.