Réserve de Biosphère de la Cedraie de l'Atlas (RBCA)
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2016
13 762 km²
Subdivision · MAR
Amersid
Morocco
BWkArid, desert, cold(88 %)
Species observed
214
Observations
1 356
Area
662,5km²
Ecological tissue
Sample of 24 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 Amersid : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 43 interactions GloBI sur 3 types (connectance 15.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
24
Interactions affichées
43
Connectance
0.156
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
214 distinct species · 1 356 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,0°C
Annual rain
160mm
Warmest m°
33,5°C
Coldest m°
-0,2°C
Elevation: 1 437 m on average (min 1 060 m, max 2 190 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
16,0°C
Annual rain
160mm
Warmest month
33,5°C
Coldest month
-0,2°C
Mean alt.
1 437m
Min
1 060m
Max
2 190m
Std. dev.
220m
Köppen-Geiger (dominant)
BWkArid, desert, cold(88 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
8,1
Org. C
8,9g/kg
Clay
19,6%
Sand
51,1%
Silt
29,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Khénifra
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
8,0
Org. C
11,0g/kg
Clay
17,9%
Sand
52,2%
Silt
29,9%
5–15 cm
pH H₂O
8,1
Org. C
7,7g/kg
Clay
19,7%
Sand
51,1%
Silt
29,2%
15–30 cm
pH H₂O
8,1
Org. C
8,0g/kg
Clay
21,1%
Sand
50,1%
Silt
28,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest2.2%
Crops1.7%
Built-up0.0%
Bare soil56.1%
Other (grassland, water…)40.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
17,5km
Basins crossed
6
Max stream order
5
Max drainage
6 946km²
Discharge in basins
7,6m³/s
Mean precip.
263mm/an
Mean T°
14,5°C
Moisture idx
-0,80
Max snow
1%
Mean runoff
51mm/an
Mean elev. (basins)
1 495m
Watersheds crossing here
- Basin #14320sub-area357,3 km²overlap332.76 km²50%
- Bassin de Oued Moulouya ⴰⵙⵉⴼ ⵏ ⵎⵍⵡⵢⵢⴰ وادي ملويةsub-area762,8 km²overlap231.89 km²35%
- Bassin de Oued Moulouya ⴰⵙⵉⴼ ⵏ ⵎⵍⵡⵢⵢⴰ وادي ملويةsub-area149,5 km²overlap48.69 km²7%
- Bassin de Oued Outatsub-area784,2 km²overlap39.17 km²6%
- Bassin de Bou Zergasub-area323,6 km²overlap9.62 km²1%
- Bassin de Oued Hamzasub-area1 300 km²overlap0.38 km²0%
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,2nW
Built-up
1,7%
Pesticides
0,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Applicable · 2
Jbel Ayachi
IUCN Not ApplicablePermanent Hunting Reserve · 2021
311 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN