Ruisseau· 4 segments

San - Сян

Crosses 3 administrative regions : Bieszczady, Starosambirs'kyi, Turkivs'kyi

ruisseau

Total length

59km

Max discharge

3m³/s

Max Strahler

Segments matched

River geography3 admin regions · 0 communes

Parent watershed

hybas-20804347803675 km²

3 administrative regions crossed (GADM L2)

Turkivs'kyi
L'viv · Ukraine
15.9 km
in this dpt
Bieszczady
Podkarpackie · Poland
14.9 km
in this dpt
Starosambirs'kyi
L'viv · Ukraine
1.8 km
in this dpt

9 intersecting protected areas

Bieszczady
IUCN Not Reported
Special Protection Area (Birds Directive)
Bieszczady
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Bieszczadzki Park Narodowy
IUCN II
National Park
Park Krajobrazowy Doliny Sanu
IUCN V
Landscape Park
Nadsianskyi
IUCN Not Reported
Regional landscape park
Nadsianskyi Regional Landscape Park
IUCN Not Reported
Emerald Network
Boikivshchyna
IUCN Not Reported
National nature park
Nadsiannia Raised Bog
IUCN V
Wetland of International Importance (Ramsar Site)
Zakole
IUCN IV
Nature Reserve

1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

725 distinct species · 4 192 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 39 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de San - Сян : 25 espèces reliées par 91 interactions GloBI sur 6 types (connectance 11.7%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.117

Patrimoniales

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)