Réserve de Biosphère des Oasis du Sud Marocain (RBOSM)
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2000
80 539 km²
Subdivision · MAR
Idelsane
Morocco
BWhArid, desert, hot(99 %)
Species observed
189
Observations
879
Area
381,5km²
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 Idelsane : 25 espèces reliées par 36 interactions GloBI sur 2 types (connectance 8.9%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
36
Connectance
0.089
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
189 distinct species · 879 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
19,2°C
Annual rain
128mm
Warmest m°
36,8°C
Coldest m°
1,1°C
Elevation: 1 246 m on average (min 1 107 m, max 1 468 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
19,2°C
Annual rain
128mm
Warmest month
36,8°C
Coldest month
1,1°C
Mean alt.
1 246m
Min
1 107m
Max
1 468m
Std. dev.
86m
Köppen-Geiger (dominant)
BWhArid, desert, hot(99 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
8,1
Org. C
5,7g/kg
Clay
20,7%
Sand
51,0%
Silt
28,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Ouarzazate
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
8,1
Org. C
7,2g/kg
Clay
19,7%
Sand
51,7%
Silt
28,6%
5–15 cm
pH H₂O
8,1
Org. C
5,0g/kg
Clay
20,7%
Sand
51,1%
Silt
28,3%
15–30 cm
pH H₂O
8,1
Org. C
4,8g/kg
Clay
21,9%
Sand
50,2%
Silt
28,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.7%
Crops0.8%
Built-up0.0%
Bare soil87.1%
Other (grassland, water…)11.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 1 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
83,7km
Lake surface here
0,75km²
Basins crossed
5
Max stream order
6
Max drainage
16 142km²
Discharge in basins
24,7m³/s
Mean precip.
180mm/an
Mean T°
17,5°C
Moisture idx
-0,89
Max snow
2%
Mean runoff
78mm/an
Mean elev. (basins)
1 355m
Watersheds crossing here
- Bassin de Oued Drâa ⴰⵙⵉⴼ ⵏ ⴷⵔⵄⴰ واد درعةsub-area1 189,3 km²overlap222.36 km²58%
- Bassin de Oued Dadessub-area525,9 km²overlap138.93 km²36%
- Bassin de Oued Dadessub-area1 957,1 km²overlap17.69 km²5%
- Bassin de Oued El Hajajsub-area967,1 km²overlap2.13 km²1%
- Bassin de Oued Ait Douchen ⴰⵙⵉⴼ ⵏ ⴰⵢⵜ ⴷⵓⵛⵏsub-area119,4 km²overlap0.40 km²0%
Lakes (1, top by area)
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
2,8%
Pesticides
1,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Applicable · 3
Mansour Eddahbi
IUCN Not ApplicablePermanent Hunting Reserve · 2021
785 km²
Barrage Al Mansour Ad-Dahbi
IUCN Not ApplicableBiological and Ecological Interest Site · 1994
39 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN