Landes De Gascogne
IUCN VRegional Nature Park · 1970
3 613 km²
Commune · FRA
Onesse-et-Laharie
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
973
Observations
8 644
Area
132,6km²
Ecological tissue
Sample of 31 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 Onesse-et-Laharie : 18 espèces reliées par 121 interactions GloBI sur 6 types (connectance 22.9%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
121
Connectance
0.229
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
973 distinct species · 8 644 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
14,1°C
Annual rain
1 094mm
Warmest m°
26,6°C
Coldest m°
3,7°C
Elevation: 68 m on average (min 39 m, max 88 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
14,1°C
Annual rain
1 094mm
Warmest month
26,6°C
Coldest month
3,7°C
Mean alt.
68m
Min
39m
Max
88m
Std. dev.
11m
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
5,8
Org. C
44,0g/kg
Clay
16,3%
Sand
58,9%
Silt
24,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Landes
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
73,0g/kg
Clay
16,3%
Sand
59,2%
Silt
24,5%
5–15 cm
pH H₂O
5,8
Org. C
32,0g/kg
Clay
15,6%
Sand
59,6%
Silt
24,7%
15–30 cm
pH H₂O
5,8
Org. C
27,1g/kg
Clay
16,9%
Sand
57,8%
Silt
25,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest47.9%
Crops19.3%
Built-up0.2%
Bare soil1.4%
Other (grassland, water…)31.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
47,9km
Basins crossed
3
Max stream order
3
Max drainage
2 315km²
Discharge in basins
2,4m³/s
Mean precip.
1 203mm/an
Mean T°
13,0°C
Moisture idx
0,23
Max snow
10%
Mean runoff
638mm/an
Mean elev. (basins)
57m
Watersheds crossing here
Rivers / streams (8, ord ≥ 4)
- Ruisseau de Lapendille et de Paschicotord 1len here17.65 km93%total19 km
- Ruisseau d'Hossegorord 3len here13.76 km100%total14 km
- Ruisseau de Cornillonord 1len here4.86 km78%total6 km
- Ruisseau de Tounedouord 3len here4.59 km100%total5 km
- Ruisseau d'Onesseord 3len here2.27 km100%total2 km
- Grand ruisseau d'Onesseord 3len here1.85 km66%total3 km
- Ruisseau de Sindèresord 1len here1.52 km49%total3 km
- Ruisseau de Laharieord 1len here1.41 km100%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
15,9%
Pesticides
35,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN V · 1IUCN Not Reported · 1🌊 Marine · 2
Zones humides de l'ancien étang de Lit-et-Mixe
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
23 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.