Tlemcen
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve · 2016
1 064 km²
Commune · DZA
Sidi Medjahed
Algeria
BSkArid, steppe, cold(45 %)
Species observed
55
Observations
71
Area
112,5km²
Ecological tissue
Sample of 13 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 Medjahed : 13 espèces reliées par 11 interactions GloBI sur 1 type (connectance 14.1%, filtre Serrano α=0.2).
Espèces affichées
13
Interactions affichées
11
Connectance
0.141
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
55 distinct species · 71 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
16,7°C
Annual rain
383mm
Warmest m°
32,5°C
Coldest m°
3,3°C
Elevation: 588 m on average (min 368 m, max 1 159 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
16,7°C
Annual rain
383mm
Warmest month
32,5°C
Coldest month
3,3°C
Mean alt.
588m
Min
368m
Max
1 159m
Std. dev.
167m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(45 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,9
Org. C
14,9g/kg
Clay
26,5%
Sand
41,1%
Silt
32,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,7
Org. C
22,4g/kg
Clay
25,4%
Sand
41,6%
Silt
33,0%
5–15 cm
pH H₂O
7,9
Org. C
11,9g/kg
Clay
26,6%
Sand
41,3%
Silt
32,2%
15–30 cm
pH H₂O
7,9
Org. C
10,5g/kg
Clay
27,5%
Sand
40,4%
Silt
32,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest12.8%
Crops23.8%
Built-up0.3%
Bare soil3.0%
Other (grassland, water…)60.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
26,1km
Basins crossed
2
Max stream order
4
Max drainage
1 301km²
Discharge in basins
0,1m³/s
Mean precip.
492mm/an
Mean T°
14,5°C
Moisture idx
-0,60
Max snow
1%
Mean runoff
30mm/an
Mean elev. (basins)
1 026m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,9nW
Built-up
26,2%
Pesticides
17,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Applicable · 1
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN