Ruisseau· 15 segments

Велека

Crosses 4 administrative regions : Kofçaz, Malko Tarnovo, Merkez, Tsarevo

ruisseau

Total length

117km

Max discharge

5m³/s

Max Strahler

Segments matched

River geography4 admin regions · 0 communes

Parent watershed

hybas-20800090801074 km²

4 administrative regions crossed (GADM L2)

Malko Tarnovo
Burgas · Bulgaria
48.0 km
in this dpt
Tsarevo
Burgas · Bulgaria
36.0 km
in this dpt
Kofçaz
Kirklareli · Turkey
1.3 km
in this dpt
Merkez
Kirklareli · Turkey
0.0 km
in this dpt

12 intersecting protected areas

Strandzha
IUCN Not Reported
Site of Community Importance (Habitats Directive)
Strandzha
IUCN V
Nature Park
Strandzha
IUCN Not Reported
Special Protection Area (Birds Directive)
Gramatikovo
IUCN Not Assigned
State Game Husbandries
Ustie na Veleka
IUCN VI
Protected Site
Veleka
IUCN VI
Protected Site
Paroria
IUCN VI
Protected Site
Sredoka
IUCN Ia
Strict Nature Reserve
Petrova niva
IUCN VI
Protected Site

3 more protected areassorted by area

Krivinizovo
IUCN VI
Protected Site
Moriane
IUCN VI
Protected Site
Kalkata
IUCN VI
Protected Site

1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

164 distinct species · 414 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 40 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 Велека : 28 espèces reliées par 68 interactions GloBI sur 3 types (connectance 8.7%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.087

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)