Ontologia

Distict · BGD

Brahamanbaria

Bangladesh

AwTropical, savannah(66 %)

Species observed

285

Observations

9 953

Area

1 919,4km²

Ecological tissue

Sample of 34 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 Brahamanbaria : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 3 types (connectance 8.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
49
Connectance
0.087
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

285 distinct species · 9 953 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 953 obs · 40 cellules
Obs. / cellule
≥ 9 055
62–9 054
21–61
12–20
< 12

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

Climate

Mean T°

25,3°C

Annual rain

2 222mm

Warmest m°

31,9°C

Coldest m°

12,5°C

Elevation: 5 m on average (min 1 m, max 29 m)

Bioclimatic detailsExpert
Annual mean temp.
25,3°C
Annual rain
2 222mm
Warmest month
31,9°C
Coldest month
12,5°C
Mean alt.
5m
Min
1m
Max
29m
Std. dev.
2m
Köppen-Geiger (dominant)
AwTropical, savannah(66 %)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

23,0g/kg

Clay

34,0%

Sand

28,3%

Silt

37,7%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
24,7g/kg
Clay
31,1%
Sand
30,0%
Silt
39,0%
5–15 cm
pH H₂O
5,5
Org. C
22,1g/kg
Clay
34,1%
Sand
28,2%
Silt
37,7%
15–30 cm
pH H₂O
5,4
Org. C
22,2g/kg
Clay
36,8%
Sand
26,9%
Silt
36,3%

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

Land cover

Forest12.1%
Crops59.5%
Built-up2.1%
Bare soil0.6%
Other (grassland, water…)25.7%

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

Hydrology8 basins · 13 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

238,1km

Lake surface here

8,02km²

Basins crossed

8

Max stream order

7

Max drainage

69 147km²

Discharge in basins

7 317,6m³/s

Mean precip.

2 133mm/an

Mean T°

25,5°C

Moisture idx

0,31

Mean runoff

1 477mm/an

Mean elev. (basins)

22m

Watersheds crossing here

Lakes (13, top by area)

4 more lakes

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

Human pressure

Pop. density

13hab/km²

Night light

0,7nW

Built-up

209,6%

Pesticides

14,3kg/km²

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

Sub-administrations39