Belaud, 2001



Citation


No detailed citation.

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Alosa alosa Spawning conditions Mating system Egg spawning last 4 to 7 seconds No category
Alosa alosa Spawning conditions Nycthemeral period of oviposition Only during the night, mostly between 2 and 3h30 in the morning Ambiguous
Alosa alosa Spawning conditions Spawning substrate Gravels Lithophils
Alosa alosa Spawning conditions Spawning water type Water ccurent about 1m/s Flowing or turbulent water
Alosa alosa Spawning conditions Spawning depth Less than 2 meters 2.0 m
Alosa alosa Spawning conditions Homing Seem to return to their natal stream Present
Alosa alosa Spawning conditions Parity Most spawners die after the first migation Semelparous