Ontologia

Commune · MAR

Rehamna

Morocco

BShArid, steppe, hot(100 %)

Species observed

219

Observations

1 003

Area

3 301,8km²

Ecological tissue

Sample of 39 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 Rehamna : 29 espèces reliées par 76 interactions GloBI sur 5 types (connectance 10.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
76
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

219 distinct species · 1 003 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 003 obs · 58 cellules
Obs. / cellule
≥ 249
41–248
8–40
3–7
< 3

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

18,7°C

Annual rain

236mm

Warmest m°

33,5°C

Coldest m°

6,4°C

Elevation: 399 m on average (min 164 m, max 577 m)

Bioclimatic detailsExpert
Annual mean temp.
18,7°C
Annual rain
236mm
Warmest month
33,5°C
Coldest month
6,4°C
Mean alt.
399m
Min
164m
Max
577m
Std. dev.
82m
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

10,8g/kg

Clay

28,4%

Sand

41,5%

Silt

30,1%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: scGLiMaggregated to El Kelaâ des Sraghna

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
14,7g/kg
Clay
26,7%
Sand
42,4%
Silt
30,8%
5–15 cm
pH H₂O
7,6
Org. C
9,9g/kg
Clay
28,5%
Sand
41,5%
Silt
30,0%
15–30 cm
pH H₂O
7,6
Org. C
7,7g/kg
Clay
30,0%
Sand
40,5%
Silt
29,4%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest1.0%
Crops48.0%
Built-up0.1%
Bare soil12.6%
Other (grassland, water…)38.3%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology14 basins · 2 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

195,2km

Lake surface here

17,05km²

Basins crossed

14

Max stream order

6

Max drainage

32 734km²

Discharge in basins

117,3m³/s

Mean precip.

302mm/an

Mean T°

18,3°C

Moisture idx

-0,79

Mean runoff

52mm/an

Mean elev. (basins)

365m

Watersheds crossing here

5 more basins

Lakes (2, top by area)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Night light

0,6nW

Built-up

11,8%

Pesticides

13,0kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas5

IUCN Not Applicable · 4IUCN Not Reported · 1

Mesjoune

IUCN Not Applicable

Permanent Hunting Reserve · 2021

385 km²

El Mesjoune

IUCN Not Applicable

Permanent Hunting Reserve · 2021

146 km²

Barrage Al Massira

IUCN Not Applicable

Biological and Ecological Interest Site · 1994

128 km²

Barrage Al Massira

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2005

128 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations12