Ontologia

Commune · FRA

Lahas

France

CfaTemperate, no dry season, hot summer(79 %)

Species observed

1 202

Observations

7 722

Area

14,6km²

Ecological tissue

Sample of 46 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 Lahas : 37 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 94 interactions GloBI sur 4 types (connectance 8.7%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
47
Interactions affichées
94
Connectance
0.087
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 202 distinct species · 7 722 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 722 obs · 2 cellules
Obs. / cellule
≥ 4 642
4 642–4 641
4 642–4 641
4 642–4 641
< 4 642

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

13,4°C

Annual rain

711mm

Warmest m°

26,3°C

Coldest m°

2,1°C

Elevation: 215 m on average (min 187 m, max 235 m)

Bioclimatic detailsExpert
Annual mean temp.
13,4°C
Annual rain
711mm
Warmest month
26,3°C
Coldest month
2,1°C
Mean alt.
215m
Min
187m
Max
235m
Std. dev.
16m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(79 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,6

Org. C

28,2g/kg

Clay

33,2%

Sand

19,5%

Silt

47,3%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiMaggregated to Gers

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
52,6g/kg
Clay
32,4%
Sand
19,6%
Silt
48,1%
5–15 cm
pH H₂O
7,7
Org. C
14,1g/kg
Clay
32,8%
Sand
18,9%
Silt
48,2%
15–30 cm
pH H₂O
7,7
Org. C
17,9g/kg
Clay
34,3%
Sand
20,1%
Silt
45,5%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest5.1%
Crops77.4%
Built-up0.3%
Bare soil2.7%
Other (grassland, water…)14.5%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,6km

Basins crossed

2

Max stream order

1

Max drainage

15 107km²

Discharge in basins

0,9m³/s

Mean precip.

747mm/an

Mean T°

12,3°C

Moisture idx

-0,23

Max snow

1%

Mean runoff

245mm/an

Mean elev. (basins)

204m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

28,0%

Pesticides

44,2kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

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.