Ontologia

Division · PAK

Karachi

Pakistan

BWhArid, desert, hot(100 %)

Species observed

1 489

Observations

30 029

Area

3 580,3km²

Ecological tissue

Sample of 27 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 Karachi : 21 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 41 interactions GloBI sur 3 types (connectance 11.7%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
27
Interactions affichées
41
Connectance
0.117
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

1 489 distinct species · 30 029 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

30 029 obs · 80 cellules
Obs. / cellule
≥ 3 808
1 246–3 807
169–1 245
35–168
< 35

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

Climate

Mean T°

25,8°C

Annual rain

205mm

Warmest m°

35,3°C

Coldest m°

13,2°C

Elevation: 110 m on average (min -7 m, max 504 m)

Bioclimatic detailsExpert
Annual mean temp.
25,8°C
Annual rain
205mm
Warmest month
35,3°C
Coldest month
13,2°C
Mean alt.
110m
Min
-7m
Max
504m
Std. dev.
96m
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

8,0

Org. C

5,2g/kg

Clay

20,2%

Sand

50,0%

Silt

29,7%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
8,0
Org. C
5,9g/kg
Clay
19,1%
Sand
51,0%
Silt
29,9%
5–15 cm
pH H₂O
8,1
Org. C
5,2g/kg
Clay
20,1%
Sand
50,1%
Silt
29,8%
15–30 cm
pH H₂O
8,0
Org. C
4,6g/kg
Clay
21,5%
Sand
49,0%
Silt
29,5%

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

Land cover

Forest1.9%
Crops17.0%
Built-up4.3%
Bare soil27.9%
Other (grassland, water…)48.9%

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

Hydrology7 basins · 10 lakes · 14 rivers

Hydrology metrics for this exact territory

Stream length here

380,8km

Lake surface here

8,74km²

Basins crossed

7

Max stream order

5

Max drainage

9 968km²

Discharge in basins

13,4m³/s

Mean precip.

198mm/an

Mean T°

25,7°C

Moisture idx

-0,88

Mean runoff

63mm/an

Mean elev. (basins)

146m

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

Human pressure

Pop. density

41hab/km²

Night light

9,4nW

Built-up

430,4%

Pesticides

0,0kg/km²

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

Protected areas4

IUCN IV · 2IUCN II · 1IUCN Not Reported · 1

Dureji

IUCN IV

Wildlife Sanctuary (WS) · 2013

1 769 km²

Hab Dam

IUCN IV

Wildlife Sanctuary (WS) · 1972

462 km²

Hab Dam

IUCN Not Reported

Wetland of International Importance (Ramsar Site) · 2001

462 km²

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

Sub-administrations5