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Netherlands · Fryslân · De Fryske Marren
Common Animals Fish Mushrooms Flora
Alburnus alburnus
Post-spawning. Fry appear, bleak feeds actively.
Platichthys flesus
Intense feeding. Flounder actively hunts in nutrient-rich waters.
Scophthalmus maximus
Intense feeding. Flounder actively hunts in nutrient-rich waters.
Perca fluviatilis
High activity. Perch actively feeds and continues moving in search of food.
Sander lucioperca
High activity. Perch actively hunts and feeds in warmer waters.
Abramis brama
High activity. Bream actively hunts and feeds in warmer waters.
Silurus glanis
Growth of the young. The young catfish starts foraging and becomes more mobile.
Osmerus eperlanus
Intense feeding. Smelt continues to feed actively, preferring cold waters.
Scomber scombrus
Intensive feeding. Atlantic mackerel actively feeds in coastal waters.
Mytilus edulis
Larvae settling. Larvae settle on hard surfaces and begin developing into mussels.
Octopus tankahensis
Females guard eggs, activity significantly decreased, octopus is mostly hidden.
Thunnus thynnus
Feeding activity returns to normal as tunas hunt for small fish and squid.
Gadus morhua
Fish activity decreases, and it starts moving to deeper waters.
Aspius aspius
The asp continues to feed and accumulate energy.
Sardina pilchardus
Peak activity, sardines feed and grow in coastal waters.
Chelidonichthys lucerna
Peak spawning season, activity at its peak.
Anarhichas lupus
Peak activity, the striped bass continues spawning and feeding actively.
Cobitis taenia
The common dace is active, feeding during the day, moving with the current.
Blicca bjoerkna
The common bream feeds actively, moving with the current in search of food.
Abramis sapa
The common bleak continues to feed actively, moving along the shores.
Misgurnus fossilis
Nocturnal behavior, hides during the day.
Tinca tinca
After spawning, the tench feeds actively.