Ontologia

Commune · IND

Egmore Nungabakkam

India

AwTropical, savannah(100 %)

Species observed

507

Observations

14 219

Area

33,8km²

Ecological tissue

Sample of 45 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 Egmore Nungabakkam : 37 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 64 interactions GloBI sur 4 types (connectance 6.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
64
Connectance
0.065
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

507 distinct species · 14 219 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

14 219 obs · 1 cellules
Obs. / cellule
≥ 14 219
14 219–14 218
14 219–14 218
14 219–14 218
< 14 219

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

Climate

Mean T°

28,0°C

Annual rain

1 348mm

Warmest m°

35,1°C

Coldest m°

21,3°C

Elevation: 11 m on average (min 7 m, max 14 m)

Bioclimatic detailsExpert
Annual mean temp.
28,0°C
Annual rain
1 348mm
Warmest month
35,1°C
Coldest month
21,3°C
Mean alt.
11m
Min
7m
Max
14m
Std. dev.
1m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,9

Org. C

24,3g/kg

Clay

33,7%

Sand

35,3%

Silt

31,0%

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

Dominant lithology: suGLiMaggregated to Chennai

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,8
Org. C
31,9g/kg
Clay
30,9%
Sand
37,1%
Silt
32,0%
5–15 cm
pH H₂O
6,9
Org. C
24,6g/kg
Clay
33,8%
Sand
35,1%
Silt
31,0%
15–30 cm
pH H₂O
6,9
Org. C
16,4g/kg
Clay
36,3%
Sand
33,6%
Silt
30,1%

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

Land cover

Forest0.2%
Crops0.7%
Built-up36.0%
Bare soil0.1%
Other (grassland, water…)63.1%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

5,8km

Basins crossed

1

Max stream order

3

Max drainage

2 216km²

Discharge in basins

0,0m³/s

Mean precip.

1 141mm/an

Mean T°

28,5°C

Moisture idx

-0,34

Mean runoff

446mm/an

Mean elev. (basins)

31m

Watersheds crossing here

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

Human pressure

Pop. density

270hab/km²

Night light

37,5nW

Built-up

3 595,6%

Pesticides

4,0kg/km²

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