Ontologia

Ruisseau· 2 segments

Mara

Crosses 3 administrative regions : Como, Lugano, Mendrisio

ruisseau

Total length

451km

Max discharge

2,8m³/s

Max Strahler

2

Segments matched

2

River geography3 admin regions · 0 communes

Parent watershed

hybas-2080530290777 km²

3 administrative regions crossed (GADM L2)

  • Lugano
    Ticino · Switzerland
    7.0 km
    in this dpt
  • Mendrisio
    Ticino · Switzerland
    0.0 km
    in this dpt
  • Como
    Lombardia · Italy
    0.0 km
    in this dpt

6 intersecting protected areas

  • Monte Generoso

    IUCN Not Assigned

    Emerald Sites

  • Monte Generoso

    IUCN Not Reported

    Emerald Network

  • Monte Generoso

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Berretta

    IUCN IV

    Federal Inventory of Dry Grasslands and Pastures of National Importance

  • Pinca Zuccone

    IUCN IV

    Federal Inventory of Dry Grasslands and Pastures of National Importance

  • Arogno

    IUCN IV

    Federal Inventory of Dry Grasslands and Pastures of National Importance

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

4 961 distinct species · 90 641 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 19 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 Mara : 12 espèces reliées par 44 interactions GloBI sur 5 types (connectance 23.2%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
20
Interactions affichées
44
Connectance
0.232
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

451km

Max discharge

2,8m³/s

Max Strahler

2

Segments matched

2

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