Ontologia

Commune · IND

Pennagaram

India

AwTropical, savannah(100 %)

Species observed

314

Observations

15 494

Area

1 120,7km²

Ecological tissue

Sample of 29 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 Pennagaram : 24 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 3 types (connectance 6.7%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
27
Connectance
0.067
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

314 distinct species · 15 494 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

15 494 obs · 28 cellules
Obs. / cellule
≥ 11 805
323–11 804
153–322
90–152
< 90

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

Climate

Mean T°

26,7°C

Annual rain

877mm

Warmest m°

35,8°C

Coldest m°

17,8°C

Elevation: 427 m on average (min 236 m, max 1 189 m)

Bioclimatic detailsExpert
Annual mean temp.
26,7°C
Annual rain
877mm
Warmest month
35,8°C
Coldest month
17,8°C
Mean alt.
427m
Min
236m
Max
1 189m
Std. dev.
141m
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

6,6

Org. C

20,6g/kg

Clay

34,2%

Sand

37,5%

Silt

28,3%

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

Dominant lithology: mtGLiMaggregated to Dharmapuri

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
29,6g/kg
Clay
32,6%
Sand
38,7%
Silt
28,8%
5–15 cm
pH H₂O
6,6
Org. C
18,8g/kg
Clay
34,2%
Sand
37,5%
Silt
28,3%
15–30 cm
pH H₂O
6,5
Org. C
13,5g/kg
Clay
35,7%
Sand
36,4%
Silt
27,9%

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

Land cover

Forest32.8%
Crops27.8%
Built-up0.8%
Bare soil1.9%
Other (grassland, water…)36.7%

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

Hydrology6 basins · 3 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

121,5km

Lake surface here

64,74km²

Basins crossed

6

Max stream order

6

Max drainage

43 654km²

Discharge in basins

119,6m³/s

Mean precip.

835mm/an

Mean T°

26,2°C

Moisture idx

-0,52

Mean runoff

90mm/an

Mean elev. (basins)

538m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,4nW

Built-up

84,9%

Pesticides

4,4kg/km²

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