Réserve de Biosphère de l'Arganeraie (RBA)
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 1998
23 644 km²
Commune · MAR
NA (Essaouira)
Morocco
BShArid, steppe, hot(100 %)
Species observed
1 165
Observations
17 571
Area
59,9km²
Ecological tissue
Sample of 29 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 NA (Essaouira) : 24 espèces reliées par 42 interactions GloBI sur 2 types (connectance 10.3%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
42
Connectance
0.103
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
1 165 distinct species · 17 571 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,9°C
Annual rain
283mm
Warmest m°
26,5°C
Coldest m°
11,5°C
Elevation: 43 m on average (min -14 m, max 117 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
18,9°C
Annual rain
283mm
Warmest month
26,5°C
Coldest month
11,5°C
Mean alt.
43m
Min
-14m
Max
117m
Std. dev.
34m
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
7,5
Org. C
37,5g/kg
Clay
27,4%
Sand
40,3%
Silt
32,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Essaouira
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,4
Org. C
56,1g/kg
Clay
25,7%
Sand
41,5%
Silt
32,8%
5–15 cm
pH H₂O
7,5
Org. C
27,7g/kg
Clay
27,1%
Sand
40,6%
Silt
32,3%
15–30 cm
pH H₂O
7,5
Org. C
28,7g/kg
Clay
29,5%
Sand
38,6%
Silt
31,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest14.0%
Crops6.1%
Built-up1.8%
Bare soil8.3%
Other (grassland, water…)69.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
10,6km
Basins crossed
3
Max stream order
4
Max drainage
1 736km²
Discharge in basins
0,1m³/s
Mean precip.
311mm/an
Mean T°
16,6°C
Moisture idx
-0,68
Mean runoff
53mm/an
Mean elev. (basins)
260m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
9hab/km²
Night light
6,9nW
Built-up
175,9%
Pesticides
28,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Applicable · 3IUCN Not Reported · 1🌊 Marine · 4
Mogador
IUCN Not ApplicablePermanent Hunting Reserve · 2021
588 km²
Dunes d'Essaouira
IUCN Not ApplicableBiological and Ecological Interest Site · 1994
113 km²
Archipel et Dunes d'Essawira
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2005
15 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN