Ontologia

Commune · DZA

Ain Romana

Algeria

CsaTemperate, dry summer, hot summer(100 %)

Species observed

19

Observations

52

Area

100,5km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

Ecological tissue

Sample of 3 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 Ain Romana : 2 espèces reliées par 2 interactions GloBI sur 2 types (connectance 66.7%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
3
Interactions affichées
2
Connectance
0.667
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

19 distinct species · 52 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

52 obs · 2 cellules
Obs. / cellule
≥ 37
37–36
37–36
37–36
< 37

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

Climate

Mean T°

16,3°C

Annual rain

725mm

Warmest m°

31,1°C

Coldest m°

4,2°C

Elevation: 532 m on average (min 138 m, max 1 418 m)

Bioclimatic detailsExpert
Annual mean temp.
16,3°C
Annual rain
725mm
Warmest month
31,1°C
Coldest month
4,2°C
Mean alt.
532m
Min
138m
Max
1 418m
Std. dev.
251m
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

6,6

Org. C

27,3g/kg

Clay

32,6%

Sand

32,0%

Silt

35,4%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
43,0g/kg
Clay
32,8%
Sand
31,6%
Silt
35,5%
5–15 cm
pH H₂O
6,6
Org. C
22,9g/kg
Clay
32,8%
Sand
31,6%
Silt
35,6%
15–30 cm
pH H₂O
6,6
Org. C
16,2g/kg
Clay
32,2%
Sand
32,8%
Silt
34,9%

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

Land cover

Forest28.0%
Crops9.9%
Built-up0.7%
Bare soil2.1%
Other (grassland, water…)59.2%

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

Hydrology1 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

7,5km

Lake surface here

0,03km²

Basins crossed

1

Max stream order

3

Max drainage

2 039km²

Discharge in basins

0,6m³/s

Mean precip.

710mm/an

Mean T°

16,9°C

Moisture idx

-0,34

Max snow

1%

Mean runoff

167mm/an

Mean elev. (basins)

390m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

1,8nW

Built-up

74,0%

Pesticides

20,0kg/km²

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

Protected areas2

IUCN Not Applicable · 1IUCN II · 1

Chréa

IUCN Not Applicable

UNESCO-MAB Biosphere Reserve · 2002

412 km²

Chréa

IUCN II

National Park · 1983

277 km²

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