Ontologia

HydroBASINS lev08 watershed · #4080029580

Bassin de Kodayar

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 3 administrative regions : Kanniyakumari, Thiruvananthapuram, Tirunelveli

28% lakePfafstetter: 45401012

Sub-basin area

760,4km²

Upstream area

760,4km²

Discharge

12,31m³/s

Mean elev.

354m

Administrative coverage

3 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Western Ghats

    IUCN Not Applicable

    World Heritage Site (natural or mixed)

    9.47 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

1 346 distinct species · 23 765 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

23 765 obs · 22 cellules
Obs. / cellule
≥ 4 861
3 066–4 860
1 144–3 065
626–1 143
< 626

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

Ecological tissue

Sample of 25 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 Bassin de Kodayar : 20 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 3 types (connectance 8.0%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
24
Connectance
0.080
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Hydroclimate (BasinATLAS lev08)

Mean T°

25,7°C

Annual rain

1 313mm

Moisture idx (CMI)

-0,06

Runoff

468mm/an

PET

1 383mm

AET

1 015mm

Mean slope

10,2°

Water table

445cm

Forest

90%

Crops

36%

Urban

6%

Protected

36%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)