Ontologia

Rivière· 2 segments

Влахина

Crosses 2 administrative regions : Kresna, Strumyani

rivière

Total length

30km

Max discharge

57,1m³/s

Max Strahler

5

Segments matched

2

River geography2 admin regions · 0 communes

Parent watershed

hybas-20806116001921 km²

2 administrative regions crossed (GADM L2)

  • Kresna
    Blagoevgrad · Bulgaria
    6.4 km
    in this dpt
  • Strumyani
    Blagoevgrad · Bulgaria
    2.6 km
    in this dpt

9 intersecting protected areas

  • Kresna - Ilindentsi

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Pirin

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Pirin

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Pirin

    IUCN II

    National Park

  • Pirin National Park

    IUCN Not Applicable

    World Heritage Site (natural or mixed)

  • Pirin bufer

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Kresna

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Kresnensko defile

    IUCN VI

    Protected Site

  • Moravska

    IUCN VI

    Protected Site

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

Species present

203 distinct species · 726 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 24 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 Влахина : 21 espèces reliées par 26 interactions GloBI sur 5 types (connectance 9.4%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
26
Connectance
0.094
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

30km

Max discharge

57,1m³/s

Max Strahler

5

Segments matched

2

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