Ruisseau· 18 segments
Fiume Trigno
Crosses 3 administrative regions : Campobasso, Chieti, Isernia
Total length
68km
Max discharge
13,6m³/s
Max Strahler
3
Segments matched
18
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- CampobassoMolise · Italy42.5 kmin this dpt
- ChietiAbruzzo · Italy39.3 kmin this dpt
- IserniaMolise · Italy19.2 kmin this dpt
15 intersecting protected areas
Montagnola Molisana
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Bosco di Collemeluccio - Selvapiana - Castiglione - La Cocozza
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Monti Frentani e Fiume Treste
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Monti Frentani e Fiume Treste
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Fiume Trigno (medio e basso corso)
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Fiume Trigno (confluenza Verrino - Castellelce)
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Foce Trigno - Marina di Petacciato
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Colle Gessaro
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Macchia Nera - Colle Serracina
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
6 more protected areassorted by area
Gessi di Lentella
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Fiume Trigno località Cannavine
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Torrente Tirino (Forra) - Monte Ferrante
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Gola di Chiauci
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Torrente Verrino
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Morgia di Bagnoli
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 18 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
114 distinct species · 185 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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).
Indicateurs du tissu écologique
Tissu écologique de Fiume Trigno : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 59 interactions GloBI sur 3 types (connectance 14.5%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
68km
Max discharge
13,6m³/s
Max Strahler
3
Segments matched
18
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.