Ontologia

HydroBASINS lev08 watershed · #1080725990

Bassin de Karaduwa

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 4 administrative regions : Danmusa, Dutsinma, Musawa, Safana

26% lakePfafstetter: 14246607

Sub-basin area

556,5km²

Upstream area

2 951,2km²

Discharge

4,38m³/s

Mean elev.

519m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Bunsuru1166 km²

▲ Receives from 2 basins

4 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Yan Tumaki

    IUCN Not Reported

    Forest Reserve

    87.26 km² overlap

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

Species present

36 distinct species · 101 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

101 obs · 5 cellules
Obs. / cellule
≥ 44
44–43
40–43
9–39
< 9

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

Ecological tissue

Sample of 6 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 Karaduwa : 6 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 3 interactions GloBI sur 2 types (connectance 20.0%, filtre Serrano α=0.2).

Espèces affichées
6
Interactions affichées
3
Connectance
0.200
Patrimoniales
1
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°

25,9°C

Annual rain

785mm

Moisture idx (CMI)

-0,60

Runoff

101mm/an

PET

1 945mm

AET

662mm

Mean slope

0,6°

Water table

152cm

Forest

0%

Crops

79%

Urban

13%

Protected

16%

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