Ontologia

HydroBASINS lev08 watershed · #1081383930

Bassin de Chicanda

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 : Caála, Longonjo, Ukuma

Pfafstetter: 13138066

Sub-basin area

369,3km²

Upstream area

369,3km²

Discharge

6,71m³/s

Mean elev.

1 593m

Administrative coverage

Computing spatial overlaps (territories, protected areas)…

Species present

242 distinct species · 338 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

338 obs · 5 cellules
Obs. / cellule
≥ 153
153–152
130–152
40–129
< 40

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

Ecological tissue

Sample of 13 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 Chicanda : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 0 bulles famille, 8 interactions GloBI documentées sur 2 types (connectance 10.3%, filtre Serrano α=0.2).

Espèces affichées
13
Interactions affichées
8
Connectance
0.103
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°

19,1°C

Annual rain

1 239mm

Moisture idx (CMI)

-0,23

Runoff

535mm/an

PET

1 610mm

AET

1 017mm

Mean slope

4,7°

Water table

348cm

Forest

62%

Crops

5%

Urban

7%

Protected

0%

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