Silonda-Nagdemra
IUCN VIWildlife (Dolphin) Sanctuary · 2013
0 km²
Commune · BGD
Santhia
Bangladesh
CwaTemperate, dry winter, hot summer(100 %)
Species observed
8
Observations
51
Area
338,3km²
Partial data for this territory
Few observations recorded here. Real biodiversity is likely richer.
Ecological tissue
Sample of 2 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 Santhia : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Espèces affichées
2
Interactions affichées
1
Connectance
1.000
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
8 distinct species · 51 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,5°C
Annual rain
1 767mm
Warmest m°
33,6°C
Coldest m°
12,4°C
Elevation: 9 m on average (min 7 m, max 11 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,5°C
Annual rain
1 767mm
Warmest month
33,6°C
Coldest month
12,4°C
Mean alt.
9m
Min
7m
Max
11m
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
6,1
Org. C
17,1g/kg
Clay
36,9%
Sand
19,2%
Silt
44,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Pabna
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
23,1g/kg
Clay
35,4%
Sand
20,2%
Silt
44,4%
5–15 cm
pH H₂O
6,1
Org. C
15,9g/kg
Clay
36,5%
Sand
19,6%
Silt
43,9%
15–30 cm
pH H₂O
6,2
Org. C
12,2g/kg
Clay
38,8%
Sand
17,7%
Silt
43,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest18.0%
Crops58.5%
Built-up1.8%
Bare soil0.0%
Other (grassland, water…)21.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 5 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
49,9km
Lake surface here
2,06km²
Basins crossed
6
Max stream order
6
Max drainage
17 761km²
Discharge in basins
309,9m³/s
Mean precip.
1 661mm/an
Mean T°
25,9°C
Moisture idx
0,07
Mean runoff
1 077mm/an
Mean elev. (basins)
13m
Watersheds crossing here
- Bassin de ইছামতি নদীsub-area1 098 km²overlap234.68 km²69%
- Bassin de যমুনা নদীsub-area178,5 km²overlap57.98 km²17%
- Bassin de বড়াল নদীsub-area2 570,4 km²overlap30.04 km²9%
- Basin #58170sub-area183,8 km²overlap11.71 km²3%
- Basin #59260sub-area153,7 km²overlap2.83 km²1%
- Bassin de বড়াল নদীsub-area6,7 km²overlap1.09 km²0%
Lakes (5, top by area)
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
10hab/km²
Night light
0,3nW
Built-up
176,4%
Pesticides
15,3kg/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