Ruisseau· 12 segments

Úpa

Crosses 2 administrative regions : Náchod, Trutnov

ruisseau

Total length

78km

Max discharge

4,9m³/s

Max Strahler

Segments matched

River geography2 admin regions · 0 communes

Parent watershed

hybas-20804246702134 km²

2 administrative regions crossed (GADM L2)

Trutnov
Královéhradecký · Czechia
38.6 km
in this dpt
Náchod
Královéhradecký · Czechia
22.3 km
in this dpt

11 intersecting protected areas

Krkonoše
IUCN Not Applicable
UNESCO-MAB Biosphere Reserve
Krkonoše
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Krkonoše
IUCN Not Reported
Special Protection Area (Birds Directive)
Krkonošský národní park
IUCN V
National Park
Babiččino údolí
IUCN IV
National Nature Monument
Dubno - Česká Skalice
IUCN IV
Nature Reserve
Dubno - Česká Skalice
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Babiččino údolí - Rýzmburk
IUCN Not Reported
Site of Community Importance (Habitats Directive)
Slunečná stráň
IUCN IV
Nature Monument

2 more protected areassorted by area

Pod Rýzmburkem
IUCN III
Nature Monument
Pod Rýzmburkem
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)

1 page = 1 named river (aggregation of 12 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

275 distinct species · 544 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 36 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 Úpa : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 113 interactions GloBI sur 6 types (connectance 17.0%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

113

Connectance

0.170

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)