Ziemeļvidzemes biosfēras rezervāts
IUCN VBiosphere Reserve · 1997
4 758 km²
Parish · EST
Saarde
Estonia
DfbCold, no dry season, warm summer(100 %)
Species observed
5 496
Observations
85 711
Area
706,2km²
Ecological tissue
Sample of 31 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 Saarde : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 53 interactions GloBI sur 4 types (connectance 11.4%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
31
Interactions affichées
53
Connectance
0.114
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
5 496 distinct species · 85 711 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,0°C
Annual rain
786mm
Warmest m°
21,4°C
Coldest m°
-7,7°C
Elevation: 46 m on average (min 18 m, max 74 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,0°C
Annual rain
786mm
Warmest month
21,4°C
Coldest month
-7,7°C
Mean alt.
46m
Min
18m
Max
74m
Std. dev.
12m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,8
Org. C
93,1g/kg
Clay
14,6%
Sand
53,7%
Silt
31,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
131,1g/kg
Clay
14,3%
Sand
53,3%
Silt
32,4%
5–15 cm
pH H₂O
5,8
Org. C
112,0g/kg
Clay
14,1%
Sand
54,5%
Silt
31,5%
15–30 cm
pH H₂O
5,9
Org. C
36,1g/kg
Clay
15,5%
Sand
53,3%
Silt
31,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest64.3%
Crops17.2%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)18.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 0 lakes · 17 rivers
Hydrology metrics for this exact territory
Stream length here
170,9km
Basins crossed
5
Max stream order
3
Max drainage
5 514km²
Discharge in basins
8,4m³/s
Mean precip.
653mm/an
Mean T°
5,3°C
Moisture idx
0,15
Max snow
40%
Mean runoff
360mm/an
Mean elev. (basins)
47m
Watersheds crossing here
Rivers / streams (17, ord ≥ 4)
- Halliste jõgiord 3len here32.15 km42%total77 km
- Alva jõgiord 1len here18.27 km100%total18 km
- Lähkma jõgiord 2len here17.00 km42%total40 km
- Tõlla ojaord 2len here16.15 km86%total19 km
- Reiu jõgiord 4len here15.50 km35%total44 km
- Külge ojaord 2len here14.33 km100%total14 km
- Pale jõgiord 2len here8.32 km39%total21 km
- Rannametsa jõgiord 3len here8.11 km39%total21 km
- Ura jõgiord 3len here7.99 km23%total34 km
- Humalaste jõgiord 1len here7.90 km100%total8 km
- Lambojaord 1len here7.24 km100%total7 km
- Mõrdepera ojaord 1len here6.60 km87%total8 km
5 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,0nW
Built-up
7,9%
Pesticides
3,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas100
IUCN Not Assigned · 36IUCN IV · 23IUCN Not Reported · 19IUCN VI · 11IUCN V · 5IUCN Ib · 4IUCN Ia · 2🌊 Marine · 1📍 Point sites · 3
Soomaa
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2004
402 km²
Soomaa
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2005
402 km²
Soomaa
IUCN IaWetland of International Importance (Ramsar Site) · 1997
398 km²
Soomaa rahvuspark
IUCN Not AssignedNational park · 1957
398 km²
Põhja-Liivimaa
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2004
193 km²
Complete list100 protected areas
- Ziemeļvidzemes biosfēras rezervātsBiosphere ReserveIUCN V19974 758 km²
- SoomaaSpecial Protection Area (Birds Directive)IUCN Not Reported2004402 km²
- SoomaaSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported2005402 km²
- SoomaaWetland of International Importance (Ramsar Site)IUCN Ia1997398 km²
- Soomaa rahvusparkNational parkIUCN Not Assigned1957398 km²
- Põhja-LiivimaaSpecial Protection Area (Birds Directive)IUCN Not Reported2004193 km²
- Kikepera looduskaitsealaNature reserveIUCN Not Assigned2017107 km²
- KikeperaSpecial Protection Area (Birds Directive)IUCN Not Reported2004104 km²
- Soomaa RP, Soomaa pv.Limited management zone of national parkIUCN VI199398 km²
- Northern BogsWetland of International Importance (Ramsar Site)IUCN VI200377 km²
- Ziemeļu purviNature ReserveIUCN IV197777 km²
- Ziemeļu purviSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported202277 km²
- Ziemeļu purviSpecial Protection Area (Birds Directive)IUCN Not Reported200477 km²
- NigulaSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported200664 km²
- NigulaWetland of International Importance (Ramsar Site)IUCN Ia199764 km²
- Nigula looduskaitsealaNature reserveIUCN Not Assigned195764 km²
- SookuningaSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported200659 km²
- Sookuninga looduskaitsealaNature reserveIUCN Not Assigned196459 km²
- SookuningaWetland of International Importance (Ramsar Site)IUCN Ib200759 km²
- Kikepera LKA, Kikepera pv.Limited management zone of nature reserveIUCN VI201749 km²
- Kikepera LKA, Kikepera skv.Managed conservation zone of nature reserveIUCN V201736 km²
- Nigula LKA, Nigula skv.Wilderness conservation zone of nature reserveIUCN Ib199525 km²
- Sookuninga LKA, Sookuninga pv.Limited management zone of nature reserveIUCN VI200619 km²
- Nigula LKA, Nigula pv.Limited management zone of nature reserveIUCN VI200619 km²
- Kikepera LKA, Metsise skv.Managed conservation zone of nature reserveIUCN V201718 km²
- Sookuninga LKA, Kodaja skv.Managed conservation zone of nature reserveIUCN IV200611 km²
- Jäärja hoiualaLimited-conservation areaIUCN VI200711 km²
- Sookuninga LKA, Rongu skv.Managed conservation zone of nature reserveIUCN IV199910 km²
- TolkuseSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20078 km²
- Tolkuse looduskaitsealaNature reserveIUCN Not Assigned20078 km²
- Tolkuse LKA, Kõveri skv.Managed conservation zone of nature reserveIUCN IV20077 km²
- KahvenaSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20107 km²
- Nigula LKA, Laiksaare skv.Managed conservation zone of nature reserveIUCN IV19957 km²
- Kahvena looduskaitsealaNature reserveIUCN Not Assigned20057 km²
- Sookuninga LKA, Sookuninga skv.Managed conservation zone of nature reserveIUCN IV19996 km²
- Lanksaare-Veelikse hoiualaLimited-conservation areaIUCN VI20075 km²
- Sookuninga LKA, Sandre skv.Managed conservation zone of nature reserveIUCN IV20065 km²
- Nepstemurru looduskaitsealaNature reserveIUCN Not Assigned20224 km²
- Nepstemurru LKA, Nepstemurru metsa skv.Managed conservation zone of nature reserveIUCN V20224 km²
- Laiksaare looduskaitsealaNature reserveIUCN Not Assigned20064 km²
- LaiksaareSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20064 km²
- Pihke hoiualaLimited-conservation areaIUCN VI20074 km²
- Kahvena LKA, Kahvena skv.Managed conservation zone of nature reserveIUCN IV20054 km²
- Soomaa RP, Tõrvaaugu skv.Managed conservation zone of national parkIUCN IV19933 km²
- Kahvena LKA, Kahvena pv.Limited management zone of nature reserveIUCN VI20053 km²
- Sookuninga LKA, Ruunasoo skv.Managed conservation zone of nature reserveIUCN IV19993 km²
- Sookuninga LKA, Rakste skv.Managed conservation zone of nature reserveIUCN IV20062 km²
- Nigula LKA, Järve skv.Managed conservation zone of nature reserveIUCN IV19952 km²
- Nigula LKA, Strupa skv.Managed conservation zone of nature reserveIUCN IV19952 km²
- SangaSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20052 km²
- Sanga LKA, Sanga skv.Managed conservation zone of nature reserveIUCN IV20052 km²
- Sanga looduskaitsealaNature reserveIUCN Not Assigned20052 km²
- Laiksaare LKA, Laiksaare skv.Wilderness conservation zone of nature reserveIUCN Ib20061 km²
- Kalita looduskaitsealaNature reserveIUCN Not Assigned20071 km²
- KalitaSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20071 km²
- Alva-KärsuSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20091 km²
- Sookuninga LKA, Jäärja skv.Managed conservation zone of nature reserveIUCN IV20061 km²
- Sookuninga LKA, Rootsimäe skv.Managed conservation zone of nature reserveIUCN IV20061 km²
- Kalita LKA, Kalita skv.Wilderness conservation zone of nature reserveIUCN Ib20071 km²
- Reiu jõeSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20091 km²
+ 40 protected areas (top 60 shown)
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN