Réserve de Biosphère des Oasis du Sud Marocain (RBOSM)
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2000
80 539 km²
Subdivision · MAR
Aarab Sebbah Gheris
Morocco
BWhArid, desert, hot(100 %)
Species observed
210
Observations
2 312
Area
654,7km²
Ecological tissue
Sample of 29 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 Aarab Sebbah Gheris : 24 espèces reliées par 43 interactions GloBI sur 5 types (connectance 10.6%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
43
Connectance
0.106
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
210 distinct species · 2 312 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
21,8°C
Annual rain
107mm
Warmest m°
39,5°C
Coldest m°
2,6°C
Elevation: 877 m on average (min 785 m, max 1 058 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
21,8°C
Annual rain
107mm
Warmest month
39,5°C
Coldest month
2,6°C
Mean alt.
877m
Min
785m
Max
1 058m
Std. dev.
49m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
8,2
Org. C
3,7g/kg
Clay
24,3%
Sand
46,8%
Silt
28,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Errachidia
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
8,2
Org. C
4,5g/kg
Clay
23,4%
Sand
47,5%
Silt
29,1%
5–15 cm
pH H₂O
8,3
Org. C
3,8g/kg
Clay
24,4%
Sand
46,8%
Silt
28,8%
15–30 cm
pH H₂O
8,3
Org. C
2,9g/kg
Clay
25,2%
Sand
46,2%
Silt
28,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.8%
Crops1.3%
Built-up0.1%
Bare soil92.6%
Other (grassland, water…)5.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology9 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
53,9km
Basins crossed
9
Max stream order
5
Max drainage
11 072km²
Discharge in basins
17,6m³/s
Mean precip.
92mm/an
Mean T°
20,2°C
Moisture idx
-0,95
Mean runoff
37mm/an
Mean elev. (basins)
898m
Watersheds crossing here
- Bassin de Oued Gheris ⴰⵙⵉⴼ ⵏ ⵖⵔⵉⵙ وادي اغريسsub-area425,5 km²overlap243.19 km²37%
- Bassin de Oued Gheris ⴰⵙⵉⴼ ⵏ ⵖⵔⵉⵙ وادي اغريسsub-area569,6 km²overlap228.51 km²35%
- Bassin de Oued Gheris ⴰⵙⵉⴼ ⵏ ⵖⵔⵉⵙ وادي اغريسsub-area648 km²overlap116.46 km²18%
- Bassin de Oued Gheris ⴰⵙⵉⴼ ⵏ ⵖⵔⵉⵙ وادي اغريسsub-area484,8 km²overlap52.33 km²8%
- Bassin de Oued Tarda ⴰⵙⵉⴼ ⵏ ⵜⴰⵔⴷⴰ وادي تاردةsub-area867,4 km²overlap7.58 km²1%
- Bassin de Oued Gheris ⴰⵙⵉⴼ ⵏ ⵖⵔⵉⵙ وادي اغريسsub-area2 012,5 km²overlap3.33 km²1%
- Bassin de Oued Gheris ⴰⵙⵉⴼ ⵏ ⵖⵔⵉⵙ وادي اغريسsub-area218,9 km²overlap1.84 km²0%
- Bassin de Qued Chouirefsub-area1 183,6 km²overlap1.00 km²0%
- Bassin de Oued Toudra ⴰⵙⵉⴼ ⵏ ⵜⵓⴷⵖⴰ وادي تدغةsub-area633,9 km²overlap0.47 km²0%
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
4,6%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Applicable · 2
Alnif
IUCN Not ApplicablePermanent Hunting Reserve · 2021
5 730 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN