Ontologia

Commune · DZA

Fesdis

Algeria

BSkArid, steppe, cold(99 %)

Species observed

67

Observations

88

Area

86,1km²

Ecological tissue

Sample of 23 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 Fesdis : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 33 interactions GloBI sur 5 types (connectance 13.0%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
23
Interactions affichées
33
Connectance
0.130
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

67 distinct species · 88 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

88 obs · 2 cellules
Obs. / cellule
≥ 67
67–66
67–66
67–66
< 67

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

Climate

Mean T°

14,7°C

Annual rain

360mm

Warmest m°

32,4°C

Coldest m°

0,2°C

Elevation: 1 088 m on average (min 865 m, max 1 505 m)

Bioclimatic detailsExpert
Annual mean temp.
14,7°C
Annual rain
360mm
Warmest month
32,4°C
Coldest month
0,2°C
Mean alt.
1 088m
Min
865m
Max
1 505m
Std. dev.
145m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(99 %)Arid

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

Soil & lithology

pH H₂O

7,7

Org. C

19,7g/kg

Clay

23,3%

Sand

42,6%

Silt

34,0%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
26,9g/kg
Clay
21,6%
Sand
43,4%
Silt
35,0%
5–15 cm
pH H₂O
7,7
Org. C
15,8g/kg
Clay
23,1%
Sand
42,5%
Silt
34,3%
15–30 cm
pH H₂O
7,8
Org. C
16,3g/kg
Clay
25,2%
Sand
42,0%
Silt
32,8%

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

Land cover

Forest14.1%
Crops17.9%
Built-up1.1%
Bare soil5.2%
Other (grassland, water…)61.7%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,0km

Basins crossed

1

Max stream order

3

Max drainage

2 582km²

Mean precip.

382mm/an

Mean T°

13,9°C

Moisture idx

-0,69

Mean runoff

24mm/an

Mean elev. (basins)

960m

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

4,6nW

Built-up

106,1%

Pesticides

10,1kg/km²

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

Protected areas2

IUCN Not Applicable · 1IUCN II · 1

Belezma

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2015

660 km²

Belezma

IUCN II

National Park · 1984

272 km²

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