Ontologia

HydroBASINS lev08 watershed · #6080031840

Bassin de Dren 3700

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 2 administrative regions : Chiclayo, Lambayeque

Pfafstetter: 67107752

Sub-basin area

121,3km²

Upstream area

121,5km²

Discharge

0,15m³/s

Mean elev.

23m

Administrative coverage

2 dept-equivalent regions (GADM L2)

  • Chiclayo
    Lambayeque · Peru
    66.7 km²
    55.2% of basin
  • Lambayeque
    Lambayeque · Peru
    54.1 km²
    44.8% of basin

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

Species present

661 distinct species · 25 831 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

25 831 obs · 3 cellules
Obs. / cellule
≥ 13 665
13 665–13 664
13 665–13 664
7 893–13 664
< 7 893

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

Ecological tissue

Sample of 39 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 Dren 3700 : 25 espèces reliées par 70 interactions GloBI sur 5 types (connectance 8.5%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
70
Connectance
0.085
Patrimoniales
0
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°

22,2°C

Annual rain

22mm

Moisture idx (CMI)

-0,99

Runoff

41mm/an

PET

1 530mm

AET

16mm

Mean slope

0,1°

Water table

131cm

Forest

5%

Crops

39%

Urban

28%

Protected

0%

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