Réserve de Biosphère de l'Arganeraie (RBA)
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 1998
23 644 km²
Subdivision · MAR
Arbaa Rasmouka
Morocco
BWhArid, desert, hot(100 %)
Species observed
165
Observations
524
Area
283,2km²
Ecological tissue
Sample of 38 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 Arbaa Rasmouka : 34 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 50 interactions GloBI sur 4 types (connectance 7.1%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
38
Interactions affichées
50
Connectance
0.071
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
165 distinct species · 524 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
19,6°C
Annual rain
227mm
Warmest m°
30,2°C
Coldest m°
9,1°C
Elevation: 163 m on average (min 58 m, max 320 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
19,6°C
Annual rain
227mm
Warmest month
30,2°C
Coldest month
9,1°C
Mean alt.
163m
Min
58m
Max
320m
Std. dev.
50m
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
7,8
Org. C
6,7g/kg
Clay
20,5%
Sand
50,7%
Silt
28,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Tiznit
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,8
Org. C
8,4g/kg
Clay
19,9%
Sand
51,4%
Silt
28,7%
5–15 cm
pH H₂O
7,8
Org. C
6,6g/kg
Clay
20,3%
Sand
50,6%
Silt
29,1%
15–30 cm
pH H₂O
7,8
Org. C
5,3g/kg
Clay
21,4%
Sand
49,9%
Silt
28,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest1.1%
Crops6.5%
Built-up0.1%
Bare soil45.0%
Other (grassland, water…)47.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 1 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
49,7km
Lake surface here
6,01km²
Basins crossed
5
Max stream order
5
Max drainage
4 447km²
Discharge in basins
13,9m³/s
Mean precip.
176mm/an
Mean T°
19,1°C
Moisture idx
-0,87
Mean runoff
72mm/an
Mean elev. (basins)
283m
Watersheds crossing here
- Bassin de Oued Massa ⴰⵙⵙⵉⴼ ⵏ ⵎⴰⵙⵙⴰ وادي ماسةsub-area685 km²overlap228.64 km²81%
- Bassin de Oued Assakasub-area1 168 km²overlap19.74 km²7%
- Bassin de Oued Massa ⴰⵙⵙⵉⴼ ⵏ ⵎⴰⵙⵙⴰ وادي ماسةsub-area14,5 km²overlap14.50 km²5%
- Bassin de Oued Massa ⴰⵙⵙⵉⴼ ⵏ ⵎⴰⵙⵙⴰ وادي ماسةsub-area128,2 km²overlap12.60 km²4%
- Bassin de Oued Massa ⴰⵙⵙⵉⴼ ⵏ ⵎⴰⵙⵙⴰ وادي ماسةsub-area376,9 km²overlap7.74 km²3%
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
0,0nW
Built-up
14,6%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Applicable · 2🌊 Marine · 1
Ait Ahmed
IUCN Not ApplicablePermanent Hunting Reserve · 2021
174 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN