Ontologia

HydroBASINS lev08 watershed · #1080379120

Bassin de Oued Adjelmam

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 : Abalissa

EndorheicPfafstetter: 15557940

Sub-basin area

2 576,3km²

Upstream area

2 576,3km²

Discharge

0,41m³/s

Mean elev.

688m

Administrative coverage

Hydrographic chain

Drains into

Receives from 0 basins

Source / headwater (no upstream basin)

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Ahaggar

    IUCN Not Applicable

    Cultural Park

    2569.79 km² overlap

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

Species present

41 distinct species · 64 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

64 obs · 4 cellules
Obs. / cellule
≥ 25
25–24
21–24
21–20
< 21

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

Ecological tissue

Sample of 4 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 Oued Adjelmam : 1 espèces reliées par 5 interactions GloBI sur 2 types (connectance 83.3%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
4
Interactions affichées
5
Connectance
0.833
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°

25,3°C

Annual rain

24mm

Moisture idx (CMI)

-0,99

Runoff

13mm/an

PET

1 944mm

AET

16mm

Mean slope

1,0°

Water table

547cm

Forest

0%

Crops

0%

Urban

0%

Protected

59%

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