Réserve de Biosphère de l'Arganeraie (RBA)
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 1998
23 644 km²
Commune · MAR
Belfaa Mass
Morocco
BWhArid, desert, hot(74 %)
Species observed
1 016
Observations
103 472
Area
791,8km²
Ecological tissue
Sample of 21 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 Belfaa Mass : 16 espèces reliées par 31 interactions GloBI sur 2 types (connectance 14.8%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
21
Interactions affichées
31
Connectance
0.148
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
1 016 distinct species · 103 472 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
19,3°C
Annual rain
255mm
Warmest m°
28,2°C
Coldest m°
10,1°C
Elevation: 112 m on average (min -22 m, max 467 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
19,3°C
Annual rain
255mm
Warmest month
28,2°C
Coldest month
10,1°C
Mean alt.
112m
Min
-22m
Max
467m
Std. dev.
54m
Köppen-Geiger (dominant)
BWhArid, desert, hot(74 %)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
7,3g/kg
Clay
21,0%
Sand
51,4%
Silt
27,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Chtouka-Aït Baha
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,8
Org. C
9,0g/kg
Clay
20,5%
Sand
52,0%
Silt
27,6%
5–15 cm
pH H₂O
7,8
Org. C
6,4g/kg
Clay
21,0%
Sand
51,5%
Silt
27,6%
15–30 cm
pH H₂O
7,9
Org. C
6,4g/kg
Clay
21,6%
Sand
50,8%
Silt
27,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest2.8%
Crops27.5%
Built-up1.1%
Bare soil23.0%
Other (grassland, water…)45.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
36,5km
Basins crossed
6
Max stream order
5
Max drainage
17 293km²
Discharge in basins
11,9m³/s
Mean precip.
195mm/an
Mean T°
19,3°C
Moisture idx
-0,85
Mean runoff
60mm/an
Mean elev. (basins)
161m
Watersheds crossing here
- Bassin de Oued Massa ⴰⵙⵙⵉⴼ ⵏ ⵎⴰⵙⵙⴰ وادي ماسةsub-area620,1 km²overlap476.91 km²60%
- Bassin de Oued Massa ⴰⵙⵙⵉⴼ ⵏ ⵎⴰⵙⵙⴰ وادي ماسةsub-area204 km²overlap99.56 km²13%
- Bassin de Oued Massa ⴰⵙⵙⵉⴼ ⵏ ⵎⴰⵙⵙⴰ وادي ماسةsub-area685 km²overlap70.02 km²9%
- Bassin de Oued Souss ⴰⵙⵉⴼ ⵏ ⵙⵓⵙⵙ وادي سوسsub-area1 583,4 km²overlap59.16 km²7%
- Basin #29160sub-area94,6 km²overlap51.14 km²6%
- Basin #29190sub-area84,4 km²overlap34.97 km²4%
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,6nW
Built-up
111,1%
Pesticides
8,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Applicable · 2IUCN II · 1IUCN Not Reported · 1🌊 Marine · 4
Réserve Biologique de Massa I
IUCN Not ApplicablePermanent Hunting Reserve · 2021
494 km²
Parc National de Sous-Massa
IUCN IINational Park · 1991
467 km²
Zones humides de Souss-Massa
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2005
28 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN