Ontologia

Rivière· 3 segments

Córrego Pedra Branca

Crosses 4 administrative regions : Alfenas, Mafra, Prata, Rio Negrinho

rivière

Total length

32km

Max discharge

13,5m³/s

Max Strahler

4

Segments matched

3

River geography4 admin regions · 0 communes

Parent watershed

hybas-6080727910272 km²

4 administrative regions crossed (GADM L2)

  • Alfenas
    Minas Gerais · Brazil
    8.1 km
    in this dpt
  • Prata
    Minas Gerais · Brazil
    7.0 km
    in this dpt
  • Rio Negrinho
    Santa Catarina · Brazil
    4.0 km
    in this dpt
  • Mafra
    Santa Catarina · Brazil
    0.3 km
    in this dpt

1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

47 distinct species · 97 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 12 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 Córrego Pedra Branca : 9 espèces reliées par 11 interactions GloBI sur 2 types (connectance 16.7%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
12
Interactions affichées
11
Connectance
0.167
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

32km

Max discharge

13,5m³/s

Max Strahler

4

Segments matched

3

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