Ontologia

Subdivision · ESP

Naut Aran

Spain

DfcCold, no dry season, cold summer(65 %)

Species observed

6 267

Observations

159 881

Area

254,6km²

Ecological tissue

Sample of 35 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 Naut Aran : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 63 interactions GloBI sur 6 types (connectance 10.6%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
63
Connectance
0.106
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

6 267 distinct species · 159 881 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

159 881 obs · 18 cellules
Obs. / cellule
≥ 24 931
20 218–24 930
11 173–20 217
7 773–11 172
< 7 773

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

Climate

Mean T°

3,0°C

Annual rain

1 450mm

Warmest m°

16,1°C

Coldest m°

-9,0°C

Elevation: 2 049 m on average (min 1 347 m, max 2 651 m)

Bioclimatic detailsExpert
Annual mean temp.
3,0°C
Annual rain
1 450mm
Warmest month
16,1°C
Coldest month
-9,0°C
Mean alt.
2 049m
Min
1 347m
Max
2 651m
Std. dev.
305m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(65 %)Cold

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

Soil & lithology

pH H₂O

6,1

Org. C

84,8g/kg

Clay

24,0%

Sand

34,8%

Silt

41,2%

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

Dominant lithology: scGLiMaggregated to Lleida

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
129,9g/kg
Clay
22,7%
Sand
35,4%
Silt
41,9%
5–15 cm
pH H₂O
6,1
Org. C
71,2g/kg
Clay
22,9%
Sand
35,4%
Silt
41,7%
15–30 cm
pH H₂O
6,1
Org. C
53,3g/kg
Clay
26,4%
Sand
33,6%
Silt
40,0%

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

Land cover

Forest22.1%
Crops0.2%
Built-up0.1%
Bare soil17.3%
Other (grassland, water…)60.4%

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

Hydrology4 basins · 3 lakes · 11 rivers

Hydrology metrics for this exact territory

Stream length here

58,5km

Lake surface here

0,30km²

Basins crossed

4

Max stream order

3

Max drainage

2 041km²

Discharge in basins

4,1m³/s

Mean precip.

1 212mm/an

Mean T°

5,0°C

Moisture idx

0,42

Max snow

34%

Mean runoff

402mm/an

Mean elev. (basins)

1 736m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

9,1%

Pesticides

13,5kg/km²

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

Protected areas24

IUCN Not Reported · 12IUCN V · 9IUCN IV · 2IUCN II · 1

Alt Pallars

IUCN Not Reported

Special Protection Area (Birds Directive) · 2001

772 km²

Alt Pallars

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2013

772 km²

Aigüestortes

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2013

561 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN