Geitland
IUCN VNature Reserve · 1988
123 km²
Municipality · ISL
Borgarfjarðarsveit
Iceland
DfcCold, no dry season, cold summer(59 %)
Species observed
621
Observations
4 130
Area
1 265,1km²
Ecological tissue
Sample of 27 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 Borgarfjarðarsveit : 16 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 62 interactions GloBI sur 5 types (connectance 16.4%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
28
Interactions affichées
62
Connectance
0.164
Patrimoniales
2
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
621 distinct species · 4 130 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
2,0°C
Annual rain
1 881mm
Warmest m°
12,2°C
Coldest m°
-7,7°C
Elevation: 390 m on average (min -2 m, max 1 348 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
2,0°C
Annual rain
1 881mm
Warmest month
12,2°C
Coldest month
-7,7°C
Mean alt.
390m
Min
-2m
Max
1 348m
Std. dev.
300m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(59 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Hydrology11 basins · 22 lakes · 23 rivers
Hydrology metrics for this exact territory
Stream length here
364,8km
Lake surface here
12,47km²
Basins crossed
11
Max stream order
5
Max drainage
3 653km²
Discharge in basins
247,0m³/s
Mean precip.
1 034mm/an
Mean T°
2,3°C
Moisture idx
0,68
Max snow
71%
Mean runoff
1 336mm/an
Mean elev. (basins)
370m
Watersheds crossing here
- Bassin de Grímsásub-area512,9 km²overlap492.76 km²39%
- Bassin de Hvításub-area437,4 km²overlap343.07 km²27%
- Bassin de Geitásub-area383,5 km²overlap318.79 km²25%
- Bassin de Leirvogsásub-area2 524,3 km²overlap38.62 km²3%
- Bassin de Norðlingafljótsub-area1 131,3 km²overlap24.08 km²2%
- Bassin de Sogsub-area1 188,7 km²overlap14.92 km²1%
- Bassin de Norðurásub-area19,2 km²overlap14.43 km²1%
- Bassin de Norðurásub-area21,9 km²overlap12.66 km²1%
- Bassin de Tungufljótsub-area821,3 km²overlap4.92 km²0%
2 more basinssorted by overlap
Lakes (22, top by area)
- Reyðarvatnarea7,5 km²avg depth20.6 m
- Lac 1239409area0,7 km²avg depth3.7 m
- Lac 1241226area0,7 km²avg depth6.7 m
- Lac 1239877area0,7 km²avg depth3.8 m
- Lac 1240282area0,4 km²avg depth6.3 m
- Lac 1241337area0,4 km²avg depth6.4 m
- Lac 1239323area0,3 km²avg depth4.2 m
- Lac 1240481area0,3 km²avg depth4.8 m
- Lac 1239135area0,2 km²avg depth4.9 m
13 more lakes
- Lac 1239852area0,2 km²avg depth4.2 m
- Lac 1239759area0,2 km²avg depth5.7 m
- Lac 1240609area0,1 km²avg depth4.6 m
- Lac 1239269area0,1 km²avg depth5.0 m
- Lac 1240206area0,1 km²avg depth4.4 m
- Lac 1239668area0,1 km²avg depth3.5 m
- Lac 1240679area0,1 km²avg depth5.4 m
- Lac 1239369area0,1 km²avg depth3.6 m
- Lac 1238363area0,1 km²avg depth4.3 m
- Lac 1239115area0,1 km²avg depth3.7 m
- Lac 1239743area0,1 km²avg depth3.4 m
- Lac 1239725area0,1 km²avg depth4.2 m
- Lac 1238914area0,1 km²avg depth3.4 m
Rivers / streams (23, ord ≥ 4)
- Hvítáord 5len here93.57 km96%total97 km
- Reykjadalsáord 3len here45.78 km100%total46 km
- Grímsáord 4len here44.44 km100%total44 km
- Geitáord 3len here38.02 km100%total38 km
- Flókadalsáord 3len here26.17 km100%total26 km
- Tunguáord 3len here24.00 km100%total24 km
- Kaldáord 2len here17.11 km100%total17 km
- Leiráord 3len here13.62 km100%total14 km
- Lambáord 2len here13.08 km100%total13 km
- Norðuráord 5len here12.19 km17%total71 km
- Fendýjabotnalækurord 1len here7.23 km100%total7 km
- Engjadalsáord 2len here6.09 km100%total6 km
11 more river segmentssorted by Strahler order + length
- Fossáord 1len here5.53 km100%total6 km
- Andakílsáord 3len here3.42 km15%total23 km
- Geirsáord 2len here3.30 km100%total3 km
- Svartáord 3len here2.39 km100%total2 km
- Nyðri-Sandfellskvíslord 1len here2.20 km101%total2 km
- Árdalsáord 1len here1.93 km100%total2 km
- Litlafljótord 4len here1.49 km8%total18 km
- Þverkvíslarord 3len here1.41 km101%total1 km
- Syðri-Sandfellskvíslord 1len here0.76 km100%total1 km
- Þveráord 3len here0.54 km1%total46 km
- Hraunáord 1len here0.53 km6%total8 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Protected areas5
IUCN IV · 2IUCN V · 1IUCN VI · 1IUCN III · 1🌊 Marine · 2
Andakíll
IUCN IVHabitat protection · 2011
31 km²
Andakill Protected Habitat Area
IUCN VIWetland of International Importance (Ramsar Site) · 2013
31 km²
Húsafellsskógur
IUCN IVNature Reserve · 2001
4 km²
Hraunfossar og Barnafoss
IUCN IIINatural Monument · 1987
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN