Ontologia

Distict · BGD

Maulvibazar

Bangladesh

CwaTemperate, dry winter, hot summer(93 %)

Species observed

1 169

Observations

43 689

Area

2 672,7km²

Ecological tissue

Sample of 31 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 Maulvibazar : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 35 interactions GloBI sur 3 types (connectance 7.5%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
35
Connectance
0.075
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

1 169 distinct species · 43 689 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

43 689 obs · 67 cellules
Obs. / cellule
≥ 8 034
2 456–8 033
153–2 455
73–152
< 73

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

Climate

Mean T°

24,7°C

Annual rain

3 089mm

Warmest m°

31,1°C

Coldest m°

12,5°C

Elevation: 23 m on average (min 4 m, max 201 m)

Bioclimatic detailsExpert
Annual mean temp.
24,7°C
Annual rain
3 089mm
Warmest month
31,1°C
Coldest month
12,5°C
Mean alt.
23m
Min
4m
Max
201m
Std. dev.
21m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(93 %)Temperate

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

Soil & lithology

pH H₂O

5,4

Org. C

19,0g/kg

Clay

27,4%

Sand

40,0%

Silt

32,6%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
23,6g/kg
Clay
26,3%
Sand
40,9%
Silt
32,9%
5–15 cm
pH H₂O
5,4
Org. C
19,2g/kg
Clay
27,1%
Sand
40,1%
Silt
32,7%
15–30 cm
pH H₂O
5,4
Org. C
14,1g/kg
Clay
28,7%
Sand
39,1%
Silt
32,2%

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

Land cover

Forest35.9%
Crops36.7%
Built-up1.2%
Bare soil0.5%
Other (grassland, water…)25.7%

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

Hydrology12 basins · 29 lakes · 6 rivers

Hydrology metrics for this exact territory

Stream length here

170,8km

Lake surface here

26,61km²

Basins crossed

12

Max stream order

6

Max drainage

35 845km²

Discharge in basins

2 020,2m³/s

Mean precip.

2 819mm/an

Mean T°

24,7°C

Moisture idx

0,45

Mean runoff

2 170mm/an

Mean elev. (basins)

40m

Watersheds crossing here

3 more basins

Lakes (29, top by area)

20 more lakes

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

Human pressure

Pop. density

7hab/km²

Night light

0,3nW

Built-up

120,1%

Pesticides

14,6kg/km²

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

Protected areas3

IUCN II · 2IUCN Not Reported · 1

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

Sub-administrations38