Ontologia

Commune · IND

Chavakkad

India

AmTropical, monsoon(100 %)

Species observed

547

Observations

50 919

Area

187,9km²

Ecological tissue

Sample of 24 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 Chavakkad : 18 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 3 types (connectance 13.0%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
36
Connectance
0.130
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

547 distinct species · 50 919 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

50 919 obs · 4 cellules
Obs. / cellule
≥ 29 020
29 020–29 019
11 304–29 019
11 304–11 303
< 11 304

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

Climate

Mean T°

27,2°C

Annual rain

2 835mm

Warmest m°

32,0°C

Coldest m°

24,0°C

Elevation: 5 m on average (min -7 m, max 22 m)

Bioclimatic detailsExpert
Annual mean temp.
27,2°C
Annual rain
2 835mm
Warmest month
32,0°C
Coldest month
24,0°C
Mean alt.
5m
Min
-7m
Max
22m
Std. dev.
3m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)Tropical

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

Soil & lithology

pH H₂O

5,4

Org. C

37,4g/kg

Clay

33,9%

Sand

33,4%

Silt

32,7%

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

Dominant lithology: mtGLiMaggregated to Thrissur

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
45,2g/kg
Clay
31,7%
Sand
34,5%
Silt
33,8%
5–15 cm
pH H₂O
5,4
Org. C
37,4g/kg
Clay
34,3%
Sand
33,0%
Silt
32,7%
15–30 cm
pH H₂O
5,5
Org. C
29,5g/kg
Clay
35,6%
Sand
32,7%
Silt
31,7%

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

Land cover

Forest56.3%
Crops9.0%
Built-up5.0%
Bare soil1.6%
Other (grassland, water…)28.1%

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

Hydrology2 basins · 1 lakes · 15 rivers

Hydrology metrics for this exact territory

Stream length here

45,2km

Lake surface here

0,18km²

Basins crossed

2

Max stream order

5

Max drainage

6 187km²

Discharge in basins

4,7m³/s

Mean precip.

2 942mm/an

Mean T°

27,2°C

Moisture idx

0,49

Mean runoff

1 887mm/an

Mean elev. (basins)

73m

Watersheds crossing here

Lakes (1, top by area)

Rivers / streams (15, ord ≥ 4)

3 more river segments

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

Human pressure

Pop. density

32hab/km²

Night light

2,1nW

Built-up

505,2%

Pesticides

4,9kg/km²

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