Silonda-Nagdemra
IUCN VIWildlife (Dolphin) Sanctuary · 2013
0 km²
Commune · BGD
Shahjadpur
Bangladesh
CwaTemperate, dry winter, hot summer(100 %)
Species observed
28
Observations
104
Area
323,1km²
Ecological tissue
Sample of 17 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 Shahjadpur : 17 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 13 interactions GloBI sur 3 types (connectance 9.6%, filtre Serrano α=0.2).
Espèces affichées
17
Interactions affichées
13
Connectance
0.096
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
28 distinct species · 104 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,5°C
Annual rain
1 836mm
Warmest m°
33,3°C
Coldest m°
12,4°C
Elevation: 8 m on average (min 4 m, max 10 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,5°C
Annual rain
1 836mm
Warmest month
33,3°C
Coldest month
12,4°C
Mean alt.
8m
Min
4m
Max
10m
Std. dev.
1m
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
17,8g/kg
Clay
35,6%
Sand
23,4%
Silt
41,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Sirajganj
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
24,1g/kg
Clay
34,1%
Sand
24,1%
Silt
41,7%
5–15 cm
pH H₂O
6,0
Org. C
16,9g/kg
Clay
35,4%
Sand
23,5%
Silt
41,1%
15–30 cm
pH H₂O
6,1
Org. C
12,3g/kg
Clay
37,3%
Sand
22,4%
Silt
40,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest9.7%
Crops53.7%
Built-up2.0%
Bare soil4.1%
Other (grassland, water…)30.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 2 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
76,9km
Lake surface here
0,63km²
Basins crossed
6
Max stream order
6
Max drainage
521 929km²
Discharge in basins
1 463,9m³/s
Mean precip.
1 756mm/an
Mean T°
25,6°C
Moisture idx
0,15
Mean runoff
1 278mm/an
Mean elev. (basins)
15m
Watersheds crossing here
- Bassin de করতোয়া নদীsub-area1 800,3 km²overlap141.74 km²44%
- Bassin de যমুনা নদীsub-area2 150,3 km²overlap88.84 km²27%
- Bassin de বড়াল নদীsub-area2 570,4 km²overlap55.21 km²17%
- Bassin de যমুনা নদীsub-area178,5 km²overlap31.23 km²10%
- Bassin de বড়াল নদীsub-area6,7 km²overlap5.57 km²2%
- Bassin de ইছামতি নদীsub-area1 098 km²overlap0.47 km²0%
Lakes (2, top by area)
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
15hab/km²
Night light
0,4nW
Built-up
202,4%
Pesticides
14,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN VI · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN