Ribnjaci Grudnjak i Našice
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2013
208 km²
Commune · HRV
Koška
Croatia
CfaTemperate, no dry season, hot summer(100 %)
Species observed
83
Observations
141
Area
121,6km²
Ecological tissue
Sample of 18 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 Koška : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 3 types (connectance 10.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
18
Interactions affichées
16
Connectance
0.105
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
83 distinct species · 141 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,7°C
Annual rain
735mm
Warmest m°
27,5°C
Coldest m°
-2,9°C
Elevation: 98 m on average (min 92 m, max 108 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,7°C
Annual rain
735mm
Warmest month
27,5°C
Coldest month
-2,9°C
Mean alt.
98m
Min
92m
Max
108m
Std. dev.
3m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,5
Org. C
27,3g/kg
Clay
28,1%
Sand
37,6%
Silt
34,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,5
Org. C
42,8g/kg
Clay
28,3%
Sand
37,0%
Silt
34,8%
5–15 cm
pH H₂O
6,5
Org. C
24,5g/kg
Clay
28,5%
Sand
35,9%
Silt
35,6%
15–30 cm
pH H₂O
6,6
Org. C
14,6g/kg
Clay
27,4%
Sand
39,8%
Silt
32,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest34.2%
Crops48.2%
Built-up0.2%
Bare soil0.5%
Other (grassland, water…)16.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 1 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
40,3km
Lake surface here
1,72km²
Basins crossed
2
Max stream order
3
Max drainage
40 250km²
Discharge in basins
19,9m³/s
Mean precip.
702mm/an
Mean T°
11,0°C
Moisture idx
-0,26
Max snow
6%
Mean runoff
162mm/an
Mean elev. (basins)
112m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,7nW
Built-up
22,7%
Pesticides
11,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN Not Reported · 3
Ribnjak Grudnjak s okolnim šumskim kompleksom
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2014
124 km²
Breznički ribnjak (Ribnjak Našice)
IUCN Not ReportedSite of Community Importance (Habitats Directive) · 2014
14 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN