Ontologia

Ruisseau· 5 segments

Sanga Grande

Crosses 8 administrative regions : Alegrete, Campinas do Sul, Cruzaltense, General Alvear, Passos Maia +3

ruisseau

Total length

103km

Max discharge

10,8m³/s

Max Strahler

3

Segments matched

5

River geography8 admin regions · 0 communes

Parent watershed

hybas-6080835610481 km²

8 administrative regions crossed (GADM L2)

  • Alegrete
    Rio Grande do Sul · Brazil
    10.0 km
    in this dpt
  • São Borja
    Rio Grande do Sul · Brazil
    7.2 km
    in this dpt
  • Vargeão
    Santa Catarina · Brazil
    3.6 km
    in this dpt
  • Campinas do Sul
    Rio Grande do Sul · Brazil
    3.6 km
    in this dpt
  • Cruzaltense
    Rio Grande do Sul · Brazil
    1.6 km
    in this dpt
  • General Alvear
    Corrientes · Argentina
    0.3 km
    in this dpt
  • Passos Maia
    Santa Catarina · Brazil
    0.0 km
    in this dpt
  • Santo Tomé
    Corrientes · Argentina
    0.0 km
    in this dpt

1 page = 1 named river (aggregation of 5 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

37 distinct species · 52 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 18 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 Sanga Grande : 16 espèces reliées par 14 interactions GloBI sur 3 types (connectance 9.2%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
18
Interactions affichées
14
Connectance
0.091
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

103km

Max discharge

10,8m³/s

Max Strahler

3

Segments matched

5

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