Ruisseau· 4 segments
Desná
Crosses 2 administrative regions : Jablonec nad Nisou, Svitavy
Total length
77km
Max discharge
1,8m³/s
Max Strahler
3
Segments matched
4
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- SvitavyPardubický · Czechia6.3 kmin this dpt
- Jablonec nad NisouLiberecký · Czechia4.7 kmin this dpt
4 intersecting protected areas
Jizerské hory
IUCN VProtected Landscape Area
Maštale
IUCN IIINature Reserve
Nedošínský háj
IUCN IVNature Monument
Jeskyně u Horního Újezda
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 242 distinct species · 6 256 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).
Indicateurs du tissu écologique
Tissu écologique de Desná : 30 espèces reliées par 91 interactions GloBI sur 5 types (connectance 13.7%, filtre Serrano α=0.2). 7 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
77km
Max discharge
1,8m³/s
Max Strahler
3
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.