Ontologia

Subdivision · BGD

Ashtadhar

Bangladesh

CwaTemperate, dry winter, hot summer(100 %)

Species observed

24

Observations

24

Area

26,6km²

Ecological tissue

Sample of 9 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 Ashtadhar : 8 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 5 interactions GloBI sur 2 types (connectance 13.9%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
9
Interactions affichées
5
Connectance
0.139
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

24 distinct species · 24 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

24 obs · 1 cellules
Obs. / cellule
≥ 24
24–23
24–23
24–23
< 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

2 496mm

Warmest m°

31,7°C

Coldest m°

12,1°C

Elevation: 13 m on average (min 11 m, max 15 m)

Bioclimatic detailsExpert
Annual mean temp.
24,8°C
Annual rain
2 496mm
Warmest month
31,7°C
Coldest month
12,1°C
Mean alt.
13m
Min
11m
Max
15m
Std. dev.
1m
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

5,9

Org. C

14,9g/kg

Clay

29,9%

Sand

29,4%

Silt

40,7%

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

Dominant lithology: suGLiMaggregated to Mymensingh

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
18,5g/kg
Clay
27,9%
Sand
30,3%
Silt
41,8%
5–15 cm
pH H₂O
5,9
Org. C
15,9g/kg
Clay
29,8%
Sand
29,2%
Silt
41,0%
15–30 cm
pH H₂O
6,0
Org. C
10,3g/kg
Clay
32,0%
Sand
28,6%
Silt
39,4%

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

Land cover

Forest20.5%
Crops54.7%
Built-up1.1%
Bare soil1.7%
Other (grassland, water…)22.0%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

9,7km

Basins crossed

1

Max stream order

4

Max drainage

2 195km²

Discharge in basins

1,3m³/s

Mean precip.

2 167mm/an

Mean T°

25,4°C

Moisture idx

0,33

Mean runoff

1 565mm/an

Mean elev. (basins)

18m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

0,1nW

Built-up

113,2%

Pesticides

13,7kg/km²

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