Ontologia

HydroBASINS lev08 watershed · #1080014290

Bassin de Kariega River

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 1 administrative regions : Cacadu

Pfafstetter: 12557004

Sub-basin area

667,6km²

Upstream area

667,6km²

Discharge

1,41m³/s

Mean elev.

350m

Administrative coverage

1 dept-equivalent regions (GADM L2)

6 intersecting protected areas

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

Species present

2 775 distinct species · 46 844 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

46 844 obs · 18 cellules
Obs. / cellule
≥ 21 641
4 367–21 640
1 777–4 366
1 368–1 776
< 1 368

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

Ecological tissue

Sample of 28 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 Kariega River : 25 espèces reliées par 25 interactions GloBI sur 3 types (connectance 6.6%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
25
Connectance
0.066
Patrimoniales
0
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°

17,5°C

Annual rain

615mm

Moisture idx (CMI)

-0,51

Runoff

72mm/an

PET

1 260mm

AET

523mm

Mean slope

5,9°

Water table

639cm

Forest

80%

Crops

24%

Urban

0%

Protected

2%

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