Ontologia

Subdivision · BGD

Purba Jaflong

Bangladesh

CwaTemperate, dry winter, hot summer(100 %)

Species observed

123

Observations

284

Area

47,7km²

Ecological tissue

Sample of 26 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 Purba Jaflong : 22 espèces reliées par 28 interactions GloBI sur 4 types (connectance 8.6%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
28
Connectance
0.086
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Species present

123 distinct species · 284 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

284 obs · 1 cellules
Obs. / cellule
≥ 284
284–283
284–283
284–283
< 284

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

Climate

Mean T°

24,1°C

Annual rain

5 406mm

Warmest m°

30,1°C

Coldest m°

12,0°C

Elevation: 17 m on average (min 8 m, max 214 m)

Bioclimatic detailsExpert
Annual mean temp.
24,1°C
Annual rain
5 406mm
Warmest month
30,1°C
Coldest month
12,0°C
Mean alt.
17m
Min
8m
Max
214m
Std. dev.
22m
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

5,3

Org. C

33,2g/kg

Clay

28,3%

Sand

45,5%

Silt

26,3%

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

Dominant lithology: wbGLiMaggregated to Sylhet

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
44,5g/kg
Clay
27,9%
Sand
45,8%
Silt
26,2%
5–15 cm
pH H₂O
5,2
Org. C
31,7g/kg
Clay
27,5%
Sand
46,1%
Silt
26,5%
15–30 cm
pH H₂O
5,3
Org. C
23,5g/kg
Clay
29,4%
Sand
44,4%
Silt
26,1%

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

Land cover

Forest22.5%
Crops41.6%
Built-up2.0%
Bare soil3.7%
Other (grassland, water…)30.2%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

12,0km

Basins crossed

2

Max stream order

5

Max drainage

1 798km²

Discharge in basins

6,5m³/s

Mean precip.

4 294mm/an

Mean T°

21,5°C

Moisture idx

0,69

Max snow

1%

Mean runoff

4 202mm/an

Mean elev. (basins)

618m

Watersheds crossing here

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

Human pressure

Pop. density

11hab/km²

Night light

0,7nW

Built-up

203,4%

Pesticides

11,5kg/km²

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