Robotham, 1981


Robotham, P.W.J. (1981) Age, growth and reproduction of a population of spined loach, Cobitis taenia (L.). Hydrobiologia, pp. 129-136

Associated characteristics

Species Development state Trait Primary Data Secondary Data
Cobitis taenia Larvae Initial larval size Hatching lengths of 4.9-5.8 mm were reported [Hatching lengths of 3.5-4.0 for hybrids with the mud loach] 5.35 mm
Cobitis taenia Female Length at sexual maturity 8.83 8.83 cm
Cobitis taenia Female Absolute fecundity Average of 1600 eggs per individual 1600.0 thousand eggs
Cobitis taenia Female Onset of oogenesis Futher elaboration occurred in September and December ['September', 'December']
Cobitis taenia Female Intensifying oogenesis activity Mature females displayed gonad elaboration and growth between March and June, with a large reduction in weight between July and September ['March', 'April', 'May', 'June', 'July', 'August', 'September']
Cobitis taenia Female Resting period Reduction in weight between June and september 2.0 months
Cobitis taenia Male Age at sexual maturity Maturation of males begins in the second year 2.0 years
Cobitis taenia Male Length at sexual maturity 6.4-7.5 6.95 cm