Ontologia

HydroBASINS lev08 watershed · #1080013140

Bassin de Mhalali

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 : iLembe

Pfafstetter: 12553104

Sub-basin area

249,9km²

Upstream area

249,9km²

Discharge

2,57m³/s

Mean elev.

239m

Administrative coverage

1 dept-equivalent regions (GADM L2)

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

Species present

833 distinct species · 38 908 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

38 908 obs · 5 cellules
Obs. / cellule
≥ 36 226
36 226–36 225
1 956–36 225
459–1 955
< 459

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

Ecological tissue

Sample of 32 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 Mhalali : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 27 interactions GloBI sur 3 types (connectance 5.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
27
Connectance
0.054
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°

20,2°C

Annual rain

964mm

Moisture idx (CMI)

-0,26

Runoff

324mm/an

PET

1 295mm

AET

817mm

Mean slope

5,6°

Water table

391cm

Forest

32%

Crops

55%

Urban

7%

Protected

0%

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