Ontologia

HydroBASINS lev08 watershed · #5080051110

Bassin de Gigo Creek

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 : Talasea

Coastal basin 59% lakePfafstetter: 53600357

Sub-basin area

796,2km²

Upstream area

796,2km²

Discharge

21,88m³/s

Mean elev.

154m

Administrative coverage

1 dept-equivalent regions (GADM L2)

1 intersecting protected areas

  • Garu

    IUCN Not Reported

    Wildlife Management Area

    63.06 km² overlap

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

Species present

834 distinct species · 12 144 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

12 144 obs · 21 cellules
Obs. / cellule
≥ 6 930
652–6 929
200–651
90–199
< 90

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

Ecological tissue

Sample of 21 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 Gigo Creek : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 19 interactions GloBI sur 3 types (connectance 8.2%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
22
Interactions affichées
19
Connectance
0.082
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

3 873mm

Moisture idx (CMI)

0,63

Runoff

2 569mm/an

PET

1 431mm

AET

1 395mm

Mean slope

7,3°

Water table

222cm

Forest

73%

Crops

3%

Urban

1%

Protected

8%

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