Ontologia

Subdivision · BGD

Giasnagar

Bangladesh

CwaTemperate, dry winter, hot summer(100 %)

Species observed

45

Observations

112

Area

45,8km²

Ecological tissue

Sample of 21 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 Giasnagar : 18 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 18 interactions GloBI sur 3 types (connectance 8.6%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
18
Connectance
0.086
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

45 distinct species · 112 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

112 obs · 1 cellules
Obs. / cellule
≥ 112
112–111
112–111
112–111
< 112

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

Climate

Mean T°

24,8°C

Annual rain

2 704mm

Warmest m°

31,1°C

Coldest m°

12,5°C

Elevation: 13 m on average (min 5 m, max 32 m)

Bioclimatic detailsExpert
Annual mean temp.
24,8°C
Annual rain
2 704mm
Warmest month
31,1°C
Coldest month
12,5°C
Mean alt.
13m
Min
5m
Max
32m
Std. dev.
9m
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

5,5

Org. C

19,2g/kg

Clay

27,8%

Sand

36,4%

Silt

35,8%

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

Dominant lithology: ssGLiMaggregated to Maulvibazar

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
22,7g/kg
Clay
26,5%
Sand
37,4%
Silt
36,2%
5–15 cm
pH H₂O
5,5
Org. C
20,6g/kg
Clay
28,0%
Sand
36,4%
Silt
35,7%
15–30 cm
pH H₂O
5,6
Org. C
14,3g/kg
Clay
28,8%
Sand
35,5%
Silt
35,7%

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

Land cover

Forest26.7%
Crops45.1%
Built-up1.0%
Bare soil0.3%
Other (grassland, water…)26.9%

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

Hydrology3 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

3

Max drainage

3 548km²

Discharge in basins

3,0m³/s

Mean precip.

2 546mm/an

Mean T°

24,7°C

Moisture idx

0,39

Mean runoff

2 028mm/an

Mean elev. (basins)

28m

Watersheds crossing here

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

Human pressure

Pop. density

5hab/km²

Night light

0,6nW

Built-up

96,5%

Pesticides

15,6kg/km²

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