Ontologia

HydroBASINS lev08 watershed · #4081088560

Bassin de Polavaram Right Main Canal

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 2 administrative regions : East Godavari, West Godavari

2% lakePfafstetter: 45341005

Sub-basin area

695,8km²

Upstream area

307 797,4km²

Discharge

3 329,16m³/s

Mean elev.

145m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

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

Species present

268 distinct species · 1 775 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 775 obs · 15 cellules
Obs. / cellule
≥ 410
267–409
140–266
106–139
< 106

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

Ecological tissue

Sample of 37 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 Polavaram Right Main Canal : 31 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 50 interactions GloBI sur 3 types (connectance 7.5%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
50
Connectance
0.075
Patrimoniales
3
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°

27,4°C

Annual rain

1 253mm

Moisture idx (CMI)

-0,23

Runoff

396mm/an

PET

1 622mm

AET

911mm

Mean slope

5,2°

Water table

250cm

Forest

50%

Crops

52%

Urban

20%

Protected

7%

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