Ontologia

Commune · NPL

Sarlahi

Nepal

CwaTemperate, dry winter, hot summer(100 %)

Species observed

179

Observations

821

Area

1 264,4km²

Ecological tissue

Sample of 33 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 Sarlahi : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 42 interactions GloBI sur 3 types (connectance 7.1%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
42
Connectance
0.071
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

179 distinct species · 821 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

821 obs · 21 cellules
Obs. / cellule
≥ 149
116–148
42–115
24–41
< 24

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

Climate

Mean T°

24,8°C

Annual rain

1 823mm

Warmest m°

35,4°C

Coldest m°

9,9°C

Elevation: 153 m on average (min 72 m, max 611 m)

Bioclimatic detailsExpert
Annual mean temp.
24,8°C
Annual rain
1 823mm
Warmest month
35,4°C
Coldest month
9,9°C
Mean alt.
153m
Min
72m
Max
611m
Std. dev.
109m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,5

Org. C

16,5g/kg

Clay

20,7%

Sand

39,4%

Silt

39,8%

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

Dominant lithology: ssGLiMaggregated to Janakpur

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
22,4g/kg
Clay
20,2%
Sand
39,6%
Silt
40,3%
5–15 cm
pH H₂O
6,5
Org. C
16,3g/kg
Clay
20,5%
Sand
39,7%
Silt
39,8%
15–30 cm
pH H₂O
6,5
Org. C
10,8g/kg
Clay
21,6%
Sand
39,1%
Silt
39,4%

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

Land cover

Forest27.3%
Crops54.7%
Built-up1.2%
Bare soil1.1%
Other (grassland, water…)15.6%

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

Hydrology7 basins · 1 lakes · 21 rivers

Hydrology metrics for this exact territory

Stream length here

266,5km

Lake surface here

0,16km²

Basins crossed

7

Max stream order

5

Max drainage

3 670km²

Discharge in basins

89,3m³/s

Mean precip.

1 460mm/an

Mean T°

24,4°C

Moisture idx

-0,07

Max snow

1%

Mean runoff

700mm/an

Mean elev. (basins)

118m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (21, ord ≥ 4)

9 more river segments

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

Human pressure

Pop. density

5hab/km²

Night light

0,8nW

Built-up

118,2%

Pesticides

1,1kg/km²

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

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