Fleuve
Ulmas
⚠ Partial coverage : only 1 named segment matched so far. The real fleuve extends much further (Strahler order 7 indicates a major river). Cross-source ingest in progress — values below reflect only the matched segment.
Crosses 1 administrative regions : Šilutės
Max discharge
673,3m³/s
Max Strahler
7
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- ŠilutėsKlaipedos · Lithuania4.7 kmin this dpt
7 intersecting protected areas
Kuršių marios
IUCN Not ReportedSite of Community Importance (Habitats Directive)
State Park
Nemunas Delta Regional Park
IUCN Not ReportedBaltic Sea Protected Area (HELCOM)
Nemuno delta
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Nemuno delta
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Nemunas Delta
IUCN Not ReportedWetland of International Importance (Ramsar Site)
Minijos upė
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
412 distinct species · 15 280 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Ulmas : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 52 interactions GloBI sur 3 types (connectance 13.8%, filtre Serrano α=0.2). 5 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)
Matched len.
3,3km
Max discharge
673,3m³/s
Max Strahler
7
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.