Ontologia

Subdivision · BGD

Kajalshar

Bangladesh

AmTropical, monsoon(67 %)

Species observed

22

Observations

22

Area

39,2km²

Ecological tissue

Sample of 8 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 Kajalshar : 7 espèces reliées par 6 interactions GloBI sur 2 types (connectance 21.4%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
8
Interactions affichées
6
Connectance
0.214
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

22 distinct species · 22 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

22 obs · 2 cellules
Obs. / cellule
≥ 21
21–20
21–20
21–20
< 21

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

Climate

Mean T°

24,4°C

Annual rain

4 424mm

Warmest m°

30,5°C

Coldest m°

12,2°C

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

Bioclimatic detailsExpert
Annual mean temp.
24,4°C
Annual rain
4 424mm
Warmest month
30,5°C
Coldest month
12,2°C
Mean alt.
13m
Min
11m
Max
15m
Std. dev.
1m
Köppen-Geiger (dominant)
AmTropical, monsoon(67 %)Tropical

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

Soil & lithology

pH H₂O

5,5

Org. C

18,6g/kg

Clay

27,4%

Sand

46,4%

Silt

26,2%

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
5,5
Org. C
23,5g/kg
Clay
27,1%
Sand
46,7%
Silt
26,2%
5–15 cm
pH H₂O
5,5
Org. C
18,8g/kg
Clay
26,9%
Sand
46,8%
Silt
26,4%
15–30 cm
pH H₂O
5,5
Org. C
13,6g/kg
Clay
28,1%
Sand
45,7%
Silt
26,1%

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

Land cover

Forest12.4%
Crops55.1%
Built-up0.5%
Bare soil2.5%
Other (grassland, water…)29.5%

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

Hydrology2 basins · 1 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

6,4km

Lake surface here

0,13km²

Basins crossed

2

Max stream order

4

Max drainage

28 755km²

Discharge in basins

54,2m³/s

Mean precip.

3 635mm/an

Mean T°

24,2°C

Moisture idx

0,60

Mean runoff

3 082mm/an

Mean elev. (basins)

134m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

6hab/km²

Night light

0,0nW

Built-up

49,9%

Pesticides

14,4kg/km²

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