Ontologia

Ruisseau· 6 segments

Arroio Grande

Crosses 6 administrative regions : Araricá, Caraá, Igrejinha, Nova Hartz, Parobé +1

ruisseau

Total length

650km

Max discharge

5,3m³/s

Max Strahler

3

Segments matched

6

River geography6 admin regions · 0 communes

Parent watershed

hybas-60808486403709 km²

6 administrative regions crossed (GADM L2)

  • Santo Antônio da Patrulha
    Rio Grande do Sul · Brazil
    11.4 km
    in this dpt
  • Nova Hartz
    Rio Grande do Sul · Brazil
    6.5 km
    in this dpt
  • Araricá
    Rio Grande do Sul · Brazil
    0.4 km
    in this dpt
  • Caraá
    Rio Grande do Sul · Brazil
    0.0 km
    in this dpt
  • Igrejinha
    Rio Grande do Sul · Brazil
    0.0 km
    in this dpt
  • Parobé
    Rio Grande do Sul · Brazil
    0.0 km
    in this dpt

1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

156 distinct species · 239 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 31 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 Arroio Grande : 27 espèces reliées par 28 interactions GloBI sur 3 types (connectance 6.0%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
28
Connectance
0.060
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

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

Hydrology (HydroRIVERS v10)

Total length

650km

Max discharge

5,3m³/s

Max Strahler

3

Segments matched

6

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.