Ontologia

HydroBASINS lev08 watershed · #4080033780

Bassin de Lyari sewerage drain

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 1 administrative regions : Karachi

Coastal basin 7% lakePfafstetter: 45700500

Sub-basin area

929,4km²

Upstream area

929,4km²

Discharge

0,05m³/s

Mean elev.

60m

Administrative coverage

1 dept-equivalent regions (GADM L2)

2 intersecting protected areas

  • Hab Dam

    IUCN IV

    Wildlife Sanctuary (WS)

    267.64 km² overlap

  • Hab Dam

    IUCN Not Reported

    Wetland of International Importance (Ramsar Site)

    267.64 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

1 030 distinct species · 9 758 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 758 obs · 25 cellules
Obs. / cellule
≥ 2 449
1 234–2 448
269–1 233
106–268
< 106

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

Ecological tissue

Sample of 30 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 Bassin de Lyari sewerage drain : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 49 interactions GloBI sur 3 types (connectance 11.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
49
Connectance
0.113
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Hydroclimate (BasinATLAS lev08)

Mean T°

25,8°C

Annual rain

199mm

Moisture idx (CMI)

-0,87

Runoff

73mm/an

PET

1 531mm

AET

168mm

Mean slope

0,9°

Water table

218cm

Forest

0%

Crops

18%

Urban

51%

Protected

29%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)