Silonda-Nagdemra
IUCN VIWildlife (Dolphin) Sanctuary · 2013
0 km²
Subdivision · BGD
Potajia
Bangladesh
CwaTemperate, dry winter, hot summer(100 %)
Species observed
15
Observations
66
Area
32,3km²
Partial data for this territory
Few observations recorded here. Real biodiversity is likely richer.
Ecological tissue
Sample of 11 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 Potajia : 11 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 8 interactions GloBI sur 2 types (connectance 14.5%, filtre Serrano α=0.2).
Espèces affichées
11
Interactions affichées
8
Connectance
0.145
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
15 distinct species · 66 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,5°C
Annual rain
1 795mm
Warmest m°
33,5°C
Coldest m°
12,3°C
Elevation: 8 m on average (min 6 m, max 10 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,5°C
Annual rain
1 795mm
Warmest month
33,5°C
Coldest month
12,3°C
Mean alt.
8m
Min
6m
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
5,9
Org. C
19,3g/kg
Clay
38,9%
Sand
20,8%
Silt
40,3%
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
5,9
Org. C
26,2g/kg
Clay
37,7%
Sand
21,6%
Silt
40,8%
5–15 cm
pH H₂O
5,9
Org. C
17,7g/kg
Clay
38,3%
Sand
21,0%
Silt
40,7%
15–30 cm
pH H₂O
6,0
Org. C
14,0g/kg
Clay
40,9%
Sand
19,8%
Silt
39,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest6.5%
Crops67.1%
Built-up1.9%
Bare soil1.2%
Other (grassland, water…)23.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 1 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
14,8km
Lake surface here
0,27km²
Basins crossed
2
Max stream order
5
Max drainage
14 677km²
Discharge in basins
5,4m³/s
Mean precip.
1 663mm/an
Mean T°
25,8°C
Moisture idx
0,08
Mean runoff
1 117mm/an
Mean elev. (basins)
15m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
11hab/km²
Night light
0,6nW
Built-up
188,7%
Pesticides
15,0kg/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