Ontologia

District · SYR

Ra's al-'Ayn

Syria

BShArid, steppe, hot(74 %)

Species observed

90

Observations

404

Area

4 201,6km²

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 Ra's al-'Ayn : 19 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 25 interactions GloBI sur 3 types (connectance 9.1%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
25
Connectance
0.091
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

90 distinct species · 404 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

404 obs · 41 cellules
Obs. / cellule
≥ 65
40–64
8–39
5–7
< 5

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

Climate

Mean T°

19,0°C

Annual rain

354mm

Warmest m°

39,6°C

Coldest m°

1,2°C

Elevation: 407 m on average (min 329 m, max 603 m)

Bioclimatic detailsExpert
Annual mean temp.
19,0°C
Annual rain
354mm
Warmest month
39,6°C
Coldest month
1,2°C
Mean alt.
407m
Min
329m
Max
603m
Std. dev.
43m
Köppen-Geiger (dominant)
BShArid, steppe, hot(74 %)Arid

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

Soil & lithology

pH H₂O

7,6

Org. C

11,2g/kg

Clay

44,1%

Sand

15,2%

Silt

40,7%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
16,4g/kg
Clay
42,5%
Sand
16,0%
Silt
41,5%
5–15 cm
pH H₂O
7,6
Org. C
9,9g/kg
Clay
43,6%
Sand
15,3%
Silt
41,1%
15–30 cm
pH H₂O
7,7
Org. C
7,3g/kg
Clay
46,1%
Sand
14,3%
Silt
39,5%

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

Land cover

Forest1.4%
Crops79.3%
Built-up0.1%
Bare soil7.6%
Other (grassland, water…)11.6%

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

Hydrology15 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

115,1km

Basins crossed

15

Max stream order

5

Max drainage

11 727km²

Discharge in basins

45,5m³/s

Mean precip.

398mm/an

Mean T°

17,7°C

Moisture idx

-0,74

Max snow

1%

Mean runoff

43mm/an

Mean elev. (basins)

463m

Watersheds crossing here

6 more basins

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

13,8%

Pesticides

3,4kg/km²

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