Ontologia

Commune · FRA

Orlu

France

DfcCold, no dry season, cold summer(56 %)

Species observed

1 814

Observations

13 106

Area

71,6km²

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 Orlu : 29 espèces + 2 bulles famille, 37 interactions GloBI documentées sur 2 types (connectance 8.0%, filtre Serrano α=0.2). Les 2 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
31
Interactions affichées
37
Connectance
0.080
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

1 814 distinct species · 13 106 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 106 obs · 2 cellules
Obs. / cellule
≥ 8 725
8 725–8 724
8 725–8 724
8 725–8 724
< 8 725

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

Climate

Mean T°

4,0°C

Annual rain

992mm

Warmest m°

17,3°C

Coldest m°

-7,9°C

Elevation: 1 888 m on average (min 1 043 m, max 2 493 m)

Bioclimatic detailsExpert
Annual mean temp.
4,0°C
Annual rain
992mm
Warmest month
17,3°C
Coldest month
-7,9°C
Mean alt.
1 888m
Min
1 043m
Max
2 493m
Std. dev.
384m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(56 %)Cold

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

Soil & lithology

pH H₂O

6,0

Org. C

81,5g/kg

Clay

25,4%

Sand

34,6%

Silt

40,0%

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

Dominant lithology: scGLiMaggregated to Ariège

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
125,3g/kg
Clay
24,0%
Sand
35,2%
Silt
40,9%
5–15 cm
pH H₂O
6,0
Org. C
69,3g/kg
Clay
24,2%
Sand
35,2%
Silt
40,6%
15–30 cm
pH H₂O
6,0
Org. C
49,9g/kg
Clay
28,0%
Sand
33,6%
Silt
38,3%

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

Land cover

Forest31.4%
Crops0.4%
Built-up0.0%
Bare soil14.9%
Other (grassland, water…)53.2%

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

Hydrology4 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

17,9km

Lake surface here

0,68km²

Basins crossed

4

Max stream order

2

Max drainage

1 848km²

Discharge in basins

0,8m³/s

Mean precip.

1 142mm/an

Mean T°

6,0°C

Moisture idx

0,38

Max snow

33%

Mean runoff

352mm/an

Mean elev. (basins)

1 669m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

2,9%

Pesticides

11,0kg/km²

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

Protected areas7

IUCN Not Reported · 4IUCN IV · 2IUCN V · 1

Quérigut, Orlu

IUCN Not Reported

Special Protection Area (Birds Directive) · 2020

102 km²

Orlu

IUCN IV

National Hunting and Wildlife Reserve · 1964

43 km²

Complete list

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.