Danubian brook lamprey
📖 Overview
Adults inhabit clear, well-oxygenated brooks in piedmont and mountain zones. They are non-parasitic and remain in freshwater. Ammocoetes live in detritus-rich sands or clay sediments. Ammocoete stage lasts 3.5-4.5 years. Ammocoetes feed on detritus and micro-organisms. They metamorphose in July - September and spawn in March - May. Males dig shallow nests in habitats with moderate currents . Males and females die after spawning.
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 0; Dorsal soft rays (total): 0. With 61 - 67 trunk myomeres; trunk not mottled in live ammocoetes. The caudal fin is hyaline, of a spade-like shape.: eel-like; Cross section: circular.
🌀 Behaviour
Behavioural data for Danubian brook lamprey is currently being reviewed.
🦐 Diet
🥚 Reproduction
Males dig shallow nests in habitats with moderate current. Spawning occurs when temperature reach 7-10°C at higher elevations .
🌍 Habitat & Distribution
Freshwater; demersal. Temperate; 50°N - 43°N, 13°E - 27°E west Drava tributaries; lower Danube drainage.
🌿 Ecology
detritus and micro-organisms
📐 Morphometrics
🌡️ Water Parameters & Tolerance
🛡️ Conservation Assessment
📊 Population Risk & Fisheries
🔍 Similar Species
👥 Community & Contribute
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