Réserve de Biosphère de l'Arganeraie (RBA)
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 1998
23 644 km²
Commune · MAR
Ait Melloul
Morocco
BShArid, steppe, hot(100 %)
Species observed
332
Observations
2 225
Area
238,2km²
Ecological tissue
Sample of 37 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 Ait Melloul : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 55 interactions GloBI sur 5 types (connectance 8.3%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
37
Interactions affichées
55
Connectance
0.083
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
332 distinct species · 2 225 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
20,4°C
Annual rain
242mm
Warmest m°
32,3°C
Coldest m°
10,0°C
Elevation: 64 m on average (min -7 m, max 126 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
20,4°C
Annual rain
242mm
Warmest month
32,3°C
Coldest month
10,0°C
Mean alt.
64m
Min
-7m
Max
126m
Std. dev.
30m
Köppen-Geiger (dominant)
BShArid, steppe, hot(100 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,7
Org. C
10,2g/kg
Clay
22,4%
Sand
48,6%
Silt
29,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Inezgane-Aït Melloul
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,7
Org. C
15,0g/kg
Clay
22,0%
Sand
48,9%
Silt
29,1%
5–15 cm
pH H₂O
7,7
Org. C
8,2g/kg
Clay
22,7%
Sand
48,4%
Silt
28,9%
15–30 cm
pH H₂O
7,8
Org. C
7,3g/kg
Clay
22,6%
Sand
48,5%
Silt
28,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.9%
Crops23.4%
Built-up5.0%
Bare soil11.2%
Other (grassland, water…)52.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 0 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
60,2km
Basins crossed
4
Max stream order
5
Max drainage
17 293km²
Discharge in basins
7,0m³/s
Mean precip.
232mm/an
Mean T°
18,7°C
Moisture idx
-0,83
Mean runoff
57mm/an
Mean elev. (basins)
262m
Watersheds crossing here
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
5hab/km²
Night light
3,6nW
Built-up
504,3%
Pesticides
7,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN Not Applicable · 4IUCN II · 1IUCN Not Reported · 1🌊 Marine · 5
Réserve Biologique de Massa I
IUCN Not ApplicablePermanent Hunting Reserve · 2021
494 km²
Parc National de Sous-Massa
IUCN IINational Park · 1991
467 km²
Réserve biologique de Massa et Grand Agadir
IUCN Not ApplicablePermanent Hunting Reserve · 2021
413 km²
Ademine
IUCN Not ApplicableBiological and Ecological Interest Site · 1994
36 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