Ontologia

Subdivision · MAR

Sidi Yahya Zaer

Morocco

CsaTemperate, dry summer, hot summer(100 %)

Species observed

366

Observations

9 634

Area

518km²

Ecological tissue

Sample of 34 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 Sidi Yahya Zaer : 26 espèces reliées par 71 interactions GloBI sur 4 types (connectance 12.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
71
Connectance
0.127
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

366 distinct species · 9 634 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 634 obs · 13 cellules
Obs. / cellule
≥ 7 361
811–7 360
383–810
32–382
< 32

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

Climate

Mean T°

17,8°C

Annual rain

471mm

Warmest m°

31,0°C

Coldest m°

6,7°C

Elevation: 247 m on average (min 76 m, max 406 m)

Bioclimatic detailsExpert
Annual mean temp.
17,8°C
Annual rain
471mm
Warmest month
31,0°C
Coldest month
6,7°C
Mean alt.
247m
Min
76m
Max
406m
Std. dev.
81m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

7,1

Org. C

21,5g/kg

Clay

33,4%

Sand

33,9%

Silt

32,8%

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

Dominant lithology: suGLiMaggregated to Skhirate-Témara

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
35,0g/kg
Clay
32,0%
Sand
34,6%
Silt
33,4%
5–15 cm
pH H₂O
7,1
Org. C
17,3g/kg
Clay
33,0%
Sand
33,8%
Silt
33,2%
15–30 cm
pH H₂O
7,1
Org. C
12,3g/kg
Clay
35,1%
Sand
33,3%
Silt
31,6%

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

Land cover

Forest10.1%
Crops42.5%
Built-up0.3%
Bare soil2.5%
Other (grassland, water…)44.7%

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

Hydrology3 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

55,2km

Basins crossed

3

Max stream order

3

Max drainage

9 893km²

Discharge in basins

0,5m³/s

Mean precip.

461mm/an

Mean T°

17,6°C

Moisture idx

-0,65

Mean runoff

77mm/an

Mean elev. (basins)

244m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

2,1nW

Built-up

25,9%

Pesticides

26,0kg/km²

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

Protected areas6

IUCN Not Applicable · 6🌊 Marine · 1

Ain Sferjla

IUCN Not Applicable

Permanent Hunting Reserve · 2021

181 km²

Sidi Yahya Zaer

IUCN Not Applicable

Permanent Hunting Reserve · 2021

150 km²

Oued Cherrat

IUCN Not Applicable

Biological and Ecological Interest Site · 1994

114 km²

Korifla

IUCN Not Applicable

Biological and Ecological Interest Site · 1994

44 km²

Oued Cherrat

IUCN Not Applicable

Permanent Hunting Reserve · 2021

32 km²

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