Lomsdal-Visten og Strauman
IUCN Not ReportedEmerald Network
1 135 km²
Municipality · NOR
Brønnøy
Norway
DfcCold, no dry season, cold summer(67 %)
Species observed
4 665
Observations
51 327
Area
1 059,7km²
Ecological tissue
Sample of 55 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 Brønnøy : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 194 interactions GloBI sur 6 types (connectance 11.3%, filtre Serrano α=0.2). 29 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
59
Interactions affichées
194
Connectance
0.113
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
4 665 distinct species · 51 327 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
2,9°C
Annual rain
3 029mm
Warmest m°
14,8°C
Coldest m°
-8,9°C
Elevation: 341 m on average (min -342 m, max 1 008 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
2,9°C
Annual rain
3 029mm
Warmest month
14,8°C
Coldest month
-8,9°C
Mean alt.
341m
Min
-342m
Max
1 008m
Std. dev.
269m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(67 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology4 basins · 50 lakes · 75 rivers
Hydrology metrics for this exact territory
Stream length here
220,8km
Lake surface here
31,31km²
Basins crossed
4
Max stream order
3
Max drainage
2 731km²
Discharge in basins
9,7m³/s
Mean precip.
1 935mm/an
Mean T°
3,8°C
Moisture idx
0,79
Max snow
65%
Mean runoff
1 619mm/an
Mean elev. (basins)
316m
Watersheds crossing here
Lakes (50, top by area)
- Storvatnetarea5,8 km²avg depth18.3 m
- Sausvatnetarea4,8 km²avg depth19.2 m
- Midtre Breivatnetarea2,2 km²avg depth11.0 m
- Breidvatnet,nedrearea2,1 km²avg depth12.9 m
- Jordbruvatnanarea1,8 km²avg depth17.5 m
- Sørstraumanarea1,5 km²avg depth11.4 m
- Breidvatnan,øvrearea1,5 km²avg depth15.6 m
- Finnvikvatnetarea1,4 km²avg depth8.2 m
- Fuglvatnetarea1,3 km²avg depth13.8 m
41 more lakes
- Tettingvatnetarea1,2 km²avg depth19.9 m
- Leiråvatnetarea1 km²avg depth19.2 m
- Lac 1230438area0,9 km²avg depth10.8 m
- Lac 1230949area0,8 km²avg depth9.9 m
- Lac 1228960area0,7 km²avg depth5.0 m
- Lac 1230767area0,7 km²avg depth8.5 m
- Lac 1229222area0,7 km²avg depth7.0 m
- Lac 1230631area0,7 km²avg depth8.9 m
- Lac 1231807area0,7 km²avg depth6.7 m
- Lac 1231529area0,6 km²avg depth8.3 m
- Lac 1230679area0,5 km²avg depth6.6 m
- Lac 1229648area0,4 km²avg depth5.4 m
- Lac 1230465area0,4 km²avg depth8.0 m
- Lac 1230003area0,3 km²avg depth8.3 m
- Lac 1228338area0,3 km²avg depth7.6 m
- Lac 1230614area0,3 km²avg depth4.3 m
- Lac 1232210area0,3 km²avg depth8.8 m
- Lac 1231375area0,3 km²avg depth9.4 m
- Lac 1230640area0,3 km²avg depth5.0 m
- Lac 1229074area0,3 km²avg depth10.7 m
- Lac 1228782area0,3 km²avg depth6.9 m
- Lac 1231041area0,2 km²avg depth6.4 m
- Lac 1231629area0,2 km²avg depth10.6 m
- Lac 1230423area0,2 km²avg depth5.3 m
- Lac 1231543area0,2 km²avg depth8.6 m
- Lac 1231975area0,2 km²avg depth4.6 m
- Lac 1231487area0,2 km²avg depth5.5 m
- Lac 1228716area0,2 km²avg depth4.2 m
- Lac 1228611area0,2 km²avg depth11.8 m
- Lac 1230789area0,2 km²avg depth6.5 m
- Lac 1230467area0,2 km²avg depth9.2 m
- Lac 1231030area0,2 km²avg depth7.0 m
- Lac 1232047area0,2 km²avg depth4.9 m
- Lac 1231885area0,2 km²avg depth5.3 m
- Lac 1231121area0,2 km²avg depth7.8 m
- Lac 1230037area0,2 km²avg depth7.8 m
- Lac 1231009area0,2 km²avg depth6.1 m
- Lac 1230971area0,2 km²avg depth6.0 m
- Lac 1229458area0,2 km²avg depth4.8 m
- Lac 1230750area0,2 km²avg depth6.6 m
- Lac 1230485area0,2 km²avg depth2.4 m
Rivers / streams (75, ord ≥ 4)
- Sæterdalsbekkenord 3len here13.64 km100%total14 km
- Snyfjellbekkenord 2len here10.26 km98%total10 km
- Storfjordelvaord 2len here8.69 km100%total9 km
- Steinbekkenord 1len here8.31 km100%total8 km
- Nedre Grunnvasselvaord 2len here7.79 km100%total8 km
- Granskarbekkenord 2len here7.29 km100%total7 km
- Storåaord 1len here7.06 km100%total7 km
- Breivasselvaord 1len here5.56 km100%total6 km
- Øvre Grunnvasselvaord 2len here5.53 km68%total8 km
- Leirbekkenord 1len here5.33 km100%total5 km
- Nepåselvaord 2len here5.21 km100%total5 km
- Laukvikbekkenord 3len here5.11 km100%total5 km
63 more river segmentssorted by Strahler order + length
- Tjeldvikelvaord 2len here4.81 km88%total5 km
- Roparnesstraumenord 1len here4.78 km100%total5 km
- Søre Austerdalselvaord 2len here4.07 km101%total4 km
- Nordelvaord 2len here4.06 km72%total6 km
- Stillelvaord 3len here3.80 km100%total4 km
- Geehphjohkeord 1len here3.70 km91%total4 km
- Heimer Skråvåaord 1len here3.70 km100%total4 km
- Kvennhattbekkenord 2len here3.64 km100%total4 km
- Klavesmarkelvaord 3len here3.47 km39%total9 km
- Søre Vesterdalselvaord 1len here3.42 km101%total3 km
- Lislfjordelvaord 1len here3.36 km74%total5 km
- Grønlielvaord 1len here3.33 km93%total4 km
- Storelvaord 3len here3.14 km100%total3 km
- Krumåaord 1len here2.83 km100%total3 km
- Kjembekkenord 3len here2.83 km100%total3 km
- Brattbekkenord 2len here2.71 km100%total3 km
- Bordvikelvaord 1len here2.69 km71%total4 km
- Marensbekkenord 1len here2.69 km100%total3 km
- Storelvaord 1len here2.65 km100%total3 km
- Rognvardselvaord 2len here2.53 km78%total3 km
- Govasselvaord 1len here2.52 km100%total3 km
- Seljelundrånbekkenord 2len here2.36 km100%total2 km
- Lauvvasselvaord 1len here2.34 km100%total2 km
- Kvernbekkenord 2len here2.32 km100%total2 km
- Djupbekkenord 3len here2.29 km100%total2 km
- Fjellbekkenord 2len here2.29 km100%total2 km
- Lomsdalselvaord 3len here2.28 km100%total2 km
- Storelvaord 1len here2.27 km66%total3 km
- Dagslåttelvaord 1len here2.27 km100%total2 km
- Granlibekkenord 1len here2.23 km100%total2 km
- Fugllielvaord 1len here2.11 km101%total2 km
- Lessengbekkenord 1len here2.00 km100%total2 km
- Bjørnstokkelvaord 2len here1.97 km100%total2 km
- Tverråaord 2len here1.90 km101%total2 km
- Henrikdalselvaord 2len here1.89 km100%total2 km
- Øyrelvaord 1len here1.88 km100%total2 km
- Blesbekkenord 1len here1.84 km70%total3 km
- Mølnbekkenord 1len here1.80 km100%total2 km
- Aspåselvaord 2len here1.78 km101%total2 km
- Mangåanord 1len here1.68 km100%total2 km
- Markaelvaord 1len here1.65 km100%total2 km
- Skilleelvaord 1len here1.61 km100%total2 km
- Svartvasselvaord 2len here1.51 km100%total2 km
- Aunelvaord 2len here1.48 km100%total1 km
- Rørvasselvaord 1len here1.45 km100%total1 km
- Hestneselvaord 2len here1.39 km100%total1 km
- Trollkyrkjedalselvaord 1len here1.26 km101%total1 km
- Vassbotnelvaord 1len here1.13 km97%total1 km
- Sauselvaord 1len here1.07 km101%total1 km
- Kravikelvaord 1len here0.97 km91%total1 km
- Barstadelvaord 1len here0.88 km101%total1 km
- Kvernbekkenord 1len here0.80 km101%total1 km
- Mølnforselvaord 1len here0.76 km101%total1 km
- Forsvasselvaord 1len here0.68 km100%total1 km
- Tverråaord 1len here0.68 km100%total1 km
- Lislbørjelvaord 1len here0.68 km101%total1 km
- Bulandelvaord 1len here0.58 km37%total2 km
- Burånelvaord 3len here0.54 km7%total8 km
- Vandalsvikelvaord 1len here0.53 km79%total1 km
- Sprutdalselvaord 2len here0.50 km17%total3 km
- Nordre Vesterdalselvaord 1len here0.38 km11%total3 km
- Elvaord 1len here0.29 km100%total0 km
- Røyrmarkelvaord 2len here≈ tangenttotal3 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas11
IUCN Ia · 7IUCN Not Reported · 3IUCN II · 1🌊 Marine · 3
Lomsdal-Visten
IUCN IINational Park · 2009
1 102 km²
Ursvatnet
IUCN IaNature Reserve · 2019
7 km²
Oksbåslia
IUCN IaNature Reserve · 2018
3 km²
Strengivatnet
IUCN IaNature Reserve · 2007
2 km²
Votnmyra
IUCN IaNature Reserve · 1983
1 km²
Complete list11 protected areas
- Lomsdal-Visten og StraumanEmerald NetworkIUCN Not Reported1 135 km²
- Lomsdal-VistenNational ParkIUCN II20091 102 km²
- UrsvatnetNature ReserveIUCN Ia20197 km²
- OksbåsliaNature ReserveIUCN Ia20183 km²
- StrengivatnetNature ReserveIUCN Ia20072 km²
- VotnmyraNature ReserveIUCN Ia19831 km²
- VotnmyraEmerald NetworkIUCN Not Reported1 km²
- GrønlidalenNature ReserveIUCN Ia20011 km²
- MosakslaNature ReserveIUCN Ia20000 km²
- MosakslaEmerald NetworkIUCN Not Reported0 km²
- StorhaugenNature ReserveIUCN Ia20010 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN