Carrell and Olivier, 2001



Citation


Olivier, J.M. and Carrel, G. (2001) La bouvière Rhodeus amarus (bloch, 1782)., pp. 208-209

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Alburnus alburnus Spawning conditions Nycthemeral period of oviposition By night Night
Alburnus alburnus Spawning conditions Spawning substrate Phytolithophil, but the substrates could be very variable Lithophils
Alburnus alburnus Spawning conditions Spawning temperature 15-28 21.5 °C
Alburnus alburnus Spawning conditions Spawning depth Shallow waters No data
Alburnus alburnus Egg Egg adhesiveness Adhesive Adhesive
Alburnus alburnus Female Age at sexual maturity 1-4 [Sex not specified] 2.5 years
Alburnus alburnus Egg Oocyte diameter 1.2-1.5 1.35 mm
Alburnus alburnus Female Absolute fecundity 0.5-11 5.75 thousand eggs
Alburnus alburnus Spawning conditions Spawning season April to August, mainly May and June ['April', 'August', 'May', 'June']
Alburnus alburnus Larvae Reaction to light Initially photophobic, then go to the surface at 6-6.5 mm Photophobic
Alburnus alburnus Larvae Initial larval size 4.5-5.5 5.0 mm
Alburnus alburnus Female Age at sexual maturity 1-4 [Sex not specified] 2.5 year
Alburnus alburnus Spawning conditions Spawning release From 2-4 batches per year, up to 6 Mutliple