Ontologia

Subdivision · BGD

Tulsir Char

Bangladesh

CwaTemperate, dry winter, hot summer(100 %)

Species observed

22

Observations

42

Area

35,6km²

Ecological tissue

Sample of 9 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 Tulsir Char : 7 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 10 interactions GloBI sur 2 types (connectance 27.8%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
9
Interactions affichées
10
Connectance
0.278
Patrimoniales
1
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 · 42 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

42 obs · 1 cellules
Obs. / cellule
≥ 42
42–41
42–41
42–41
< 42

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 373mm

Warmest m°

31,8°C

Coldest m°

12,2°C

Elevation: 14 m on average (min 13 m, max 15 m)

Bioclimatic detailsExpert
Annual mean temp.
24,8°C
Annual rain
2 373mm
Warmest month
31,8°C
Coldest month
12,2°C
Mean alt.
14m
Min
13m
Max
15m
Std. dev.
0m
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

6,0

Org. C

17,7g/kg

Clay

30,7%

Sand

28,3%

Silt

41,0%

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

Dominant lithology: suGLiMaggregated to Jamalpur

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
22,3g/kg
Clay
28,7%
Sand
29,3%
Silt
42,0%
5–15 cm
pH H₂O
6,0
Org. C
17,2g/kg
Clay
30,5%
Sand
28,0%
Silt
41,4%
15–30 cm
pH H₂O
6,1
Org. C
13,6g/kg
Clay
32,7%
Sand
27,7%
Silt
39,6%

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

Land cover

Forest26.0%
Crops56.1%
Built-up0.8%
Bare soil1.3%
Other (grassland, water…)15.9%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

16,5km

Basins crossed

1

Max stream order

4

Max drainage

2 195km²

Discharge in basins

1,8m³/s

Mean precip.

2 167mm/an

Mean T°

25,4°C

Moisture idx

0,33

Mean runoff

1 565mm/an

Mean elev. (basins)

18m

Watersheds crossing here

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

Human pressure

Pop. density

4hab/km²

Night light

0,0nW

Built-up

74,7%

Pesticides

13,7kg/km²

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