Ontologia

Commune · NPL

Chitawan

Nepal

CwaTemperate, dry winter, hot summer(99 %)

Species observed

1 890

Observations

232 747

Area

2 239,9km²

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 Chitawan : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 3 types (connectance 7.0%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
39
Connectance
0.070
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

1 890 distinct species · 232 747 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

232 747 obs · 62 cellules
Obs. / cellule
≥ 39 483
10 424–39 482
2 012–10 423
622–2 011
< 622

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

Climate

Mean T°

23,1°C

Annual rain

2 439mm

Warmest m°

33,1°C

Coldest m°

8,3°C

Elevation: 377 m on average (min 124 m, max 1 634 m)

Bioclimatic detailsExpert
Annual mean temp.
23,1°C
Annual rain
2 439mm
Warmest month
33,1°C
Coldest month
8,3°C
Mean alt.
377m
Min
124m
Max
1 634m
Std. dev.
297m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(99 %)Temperate

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

22,2g/kg

Clay

20,0%

Sand

40,0%

Silt

39,9%

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

Dominant lithology: ssGLiMaggregated to Narayani

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
31,3g/kg
Clay
19,4%
Sand
40,2%
Silt
40,5%
5–15 cm
pH H₂O
6,0
Org. C
20,9g/kg
Clay
19,8%
Sand
40,2%
Silt
40,0%
15–30 cm
pH H₂O
6,1
Org. C
14,4g/kg
Clay
20,9%
Sand
39,8%
Silt
39,3%

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

Land cover

Forest68.0%
Crops15.7%
Built-up1.2%
Bare soil0.7%
Other (grassland, water…)14.4%

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

Hydrology18 basins · 0 lakes · 26 rivers

Hydrology metrics for this exact territory

Stream length here

474,9km

Basins crossed

18

Max stream order

7

Max drainage

37 246km²

Discharge in basins

3 954,4m³/s

Mean precip.

1 898mm/an

Mean T°

23,2°C

Moisture idx

0,19

Max snow

10%

Mean runoff

1 471mm/an

Mean elev. (basins)

382m

Watersheds crossing here

9 more basins

Rivers / streams (26, ord ≥ 4)

14 more river segments

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

Human pressure

Pop. density

2hab/km²

Night light

0,5nW

Built-up

123,5%

Pesticides

1,0kg/km²

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

Protected areas3

IUCN II · 1IUCN Not Applicable · 1IUCN VI · 1📍 Point sites · 1

Chitwan

IUCN II

National Park · 1973

1 213 km²

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

Sub-administrations36