Ontologia

District · IRQ

Najaf

Iraq

BWhArid, desert, hot(100 %)

Species observed

84

Observations

260

Area

26 488km²

Ecological tissue

Sample of 25 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 Najaf : 19 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 31 interactions GloBI sur 2 types (connectance 10.3%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
25
Interactions affichées
31
Connectance
0.103
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

84 distinct species · 260 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

260 obs · 40 cellules
Obs. / cellule
≥ 48
25–47
5–24
2–4
< 2

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

Climate

Mean T°

23,6°C

Annual rain

92mm

Warmest m°

42,1°C

Coldest m°

3,9°C

Elevation: 257 m on average (min 8 m, max 439 m)

Bioclimatic detailsExpert
Annual mean temp.
23,6°C
Annual rain
92mm
Warmest month
42,1°C
Coldest month
3,9°C
Mean alt.
257m
Min
8m
Max
439m
Std. dev.
106m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)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

4,7g/kg

Clay

34,8%

Sand

20,8%

Silt

44,3%

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

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
5,4g/kg
Clay
34,5%
Sand
21,6%
Silt
43,9%
5–15 cm
pH H₂O
7,9
Org. C
5,7g/kg
Clay
35,0%
Sand
20,2%
Silt
44,8%
15–30 cm
pH H₂O
8,0
Org. C
3,1g/kg
Clay
35,0%
Sand
20,6%
Silt
44,3%

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

Land cover

Forest0.4%
Crops1.0%
Built-up0.1%
Bare soil92.1%
Other (grassland, water…)6.5%

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

Hydrology47 basins · 7 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

186,1km

Lake surface here

45,55km²

Basins crossed

47

Max stream order

4

Max drainage

378 285km²

Discharge in basins

210,8m³/s

Mean precip.

85mm/an

Mean T°

22,9°C

Moisture idx

-0,95

Mean runoff

21mm/an

Mean elev. (basins)

258m

Watersheds crossing here

38 more basins

Lakes (7, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

6,0%

Pesticides

2,6kg/km²

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