Ontologia

HydroBASINS lev08 watershed · #5080026640

Bassin de Pambujan River

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 20 administrative regions : Allen, Biri, Bobon, Calbayog City, Catarman +15

Coastal basinPfafstetter: 52405063

Sub-basin area

3 210,4km²

Upstream area

3 210,4km²

Discharge

6,31m³/s

Mean elev.

108m

Administrative coverage

20 dept-equivalent regions (GADM L2)

12 more

4 intersecting protected areas

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

Species present

582 distinct species · 1 080 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 080 obs · 41 cellules
Obs. / cellule
≥ 149
98–148
23–97
5–22
< 5

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

Ecological tissue

Sample of 33 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 Pambujan River : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 31 interactions GloBI sur 2 types (connectance 5.9%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
31
Connectance
0.059
Patrimoniales
2
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°

26,3°C

Annual rain

2 955mm

Moisture idx (CMI)

0,50

Runoff

1 976mm/an

PET

1 484mm

AET

1 452mm

Mean slope

6,8°

Water table

214cm

Forest

38%

Crops

35%

Urban

6%

Protected

18%

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