Ontologia

Commune · BGD

Comilla Sadar Dakshin

Bangladesh

AwTropical, savannah(65 %)

Species observed

333

Observations

1 174

Area

265km²

Ecological tissue

Sample of 36 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 Comilla Sadar Dakshin : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 51 interactions GloBI sur 5 types (connectance 8.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
51
Connectance
0.081
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

333 distinct species · 1 174 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 174 obs · 7 cellules
Obs. / cellule
≥ 707
707–706
80–706
16–79
< 16

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

Climate

Mean T°

25,2°C

Annual rain

2 385mm

Warmest m°

32,2°C

Coldest m°

12,2°C

Elevation: 9 m on average (min 6 m, max 32 m)

Bioclimatic detailsExpert
Annual mean temp.
25,2°C
Annual rain
2 385mm
Warmest month
32,2°C
Coldest month
12,2°C
Mean alt.
9m
Min
6m
Max
32m
Std. dev.
5m
Köppen-Geiger (dominant)
AwTropical, savannah(65 %)Tropical

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

19,5g/kg

Clay

37,3%

Sand

25,8%

Silt

36,9%

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

Dominant lithology: suGLiMaggregated to Comilla

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
22,8g/kg
Clay
32,8%
Sand
28,3%
Silt
38,9%
5–15 cm
pH H₂O
5,4
Org. C
19,2g/kg
Clay
37,1%
Sand
25,8%
Silt
37,0%
15–30 cm
pH H₂O
5,4
Org. C
16,6g/kg
Clay
41,9%
Sand
23,4%
Silt
34,7%

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

Land cover

Forest29.4%
Crops46.6%
Built-up3.6%
Bare soil0.0%
Other (grassland, water…)20.3%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,2km

Basins crossed

2

Max stream order

3

Max drainage

3 797km²

Discharge in basins

25,9m³/s

Mean precip.

2 526mm/an

Mean T°

25,6°C

Moisture idx

0,43

Mean runoff

1 754mm/an

Mean elev. (basins)

14m

Watersheds crossing here

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

Human pressure

Pop. density

18hab/km²

Night light

1,7nW

Built-up

362,7%

Pesticides

14,2kg/km²

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

Sub-administrations15