Réserve de Biosphère des Oasis du Sud Marocain (RBOSM)
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2000
80 539 km²
Subdivision · MAR
Siroua
Morocco
BWkArid, desert, cold(92 %)
Species observed
300
Observations
1 041
Area
593,8km²
Ecological tissue
Sample of 26 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 Siroua : 19 espèces reliées par 40 interactions GloBI sur 5 types (connectance 10.6%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
28
Interactions affichées
40
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
300 distinct species · 1 041 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,9°C
Annual rain
165mm
Warmest m°
34,0°C
Coldest m°
0,5°C
Elevation: 1 571 m on average (min 1 360 m, max 1 861 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
16,9°C
Annual rain
165mm
Warmest month
34,0°C
Coldest month
0,5°C
Mean alt.
1 571m
Min
1 360m
Max
1 861m
Std. dev.
105m
Köppen-Geiger (dominant)
BWkArid, desert, cold(92 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,5
Org. C
10,9g/kg
Clay
25,3%
Sand
45,3%
Silt
29,4%
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
7,4
Org. C
15,3g/kg
Clay
24,3%
Sand
46,0%
Silt
29,6%
5–15 cm
pH H₂O
7,5
Org. C
9,8g/kg
Clay
24,6%
Sand
45,6%
Silt
29,8%
15–30 cm
pH H₂O
7,5
Org. C
7,7g/kg
Clay
27,0%
Sand
44,1%
Silt
28,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.4%
Crops0.4%
Built-up0.0%
Bare soil67.4%
Other (grassland, water…)31.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 1 lakes · 4 rivers
Hydrology metrics for this exact territory
Stream length here
90,2km
Lake surface here
0,80km²
Basins crossed
5
Max stream order
4
Max drainage
4 459km²
Discharge in basins
1,5m³/s
Mean precip.
351mm/an
Mean T°
15,4°C
Moisture idx
-0,77
Max snow
1%
Mean runoff
42mm/an
Mean elev. (basins)
1 631m
Watersheds crossing here
- Bassin de Oued Ait Douchensub-area1 036,7 km²overlap418.77 km²71%
- Bassin de Assif n'Tagdaltsub-area467,8 km²overlap154.88 km²26%
- Bassin de Assif Iririsub-area4 459,2 km²overlap19.07 km²3%
- Bassin de Oued Ouhmidisub-area1 805,5 km²overlap0.78 km²0%
- Bassin de Assif n'Oussersasub-area355,6 km²overlap0.35 km²0%
Lakes (1, top by area)
Rivers / streams (4, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
2,4%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Applicable · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN