Ontologia

Province · afg

Nangarhar

Afghanistan

BShArid, steppe, hot(39 %)

Species observed

543

Observations

1 551

Area

7 467,8km²

Ecological tissue

Sample of 34 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 Nangarhar : 29 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 43 interactions GloBI sur 5 types (connectance 7.2%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
43
Connectance
0.072
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

543 distinct species · 1 551 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 551 obs · 72 cellules
Obs. / cellule
≥ 507
57–506
12–56
6–11
< 6

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

Climate

Mean T°

16,6°C

Annual rain

763mm

Warmest m°

31,9°C

Coldest m°

-1,5°C

Elevation: 1 419 m on average (min 409 m, max 4 484 m)

Bioclimatic detailsExpert
Annual mean temp.
16,6°C
Annual rain
763mm
Warmest month
31,9°C
Coldest month
-1,5°C
Mean alt.
1 419m
Min
409m
Max
4 484m
Std. dev.
859m
Köppen-Geiger (dominant)
BShArid, steppe, hot(39 %)Arid

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

Soil & lithology

pH H₂O

7,4

Org. C

17,1g/kg

Clay

23,8%

Sand

35,2%

Silt

41,0%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
24,4g/kg
Clay
23,0%
Sand
35,7%
Silt
41,2%
5–15 cm
pH H₂O
7,5
Org. C
15,7g/kg
Clay
23,7%
Sand
35,3%
Silt
41,0%
15–30 cm
pH H₂O
7,5
Org. C
11,2g/kg
Clay
24,6%
Sand
34,7%
Silt
40,7%

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

Land cover

Forest6.4%
Crops7.0%
Built-up0.8%
Bare soil41.7%
Other (grassland, water…)44.2%

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

Hydrology22 basins · 2 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

554,6km

Lake surface here

0,63km²

Basins crossed

22

Max stream order

7

Max drainage

69 187km²

Discharge in basins

3 846,8m³/s

Mean precip.

529mm/an

Mean T°

16,0°C

Moisture idx

-0,55

Max snow

25%

Mean runoff

147mm/an

Mean elev. (basins)

1 452m

Watersheds crossing here

13 more basins

Lakes (2, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,1nW

Built-up

78,1%

Pesticides

42,5kg/km²

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

Sub-administrations20