Belova, 1981



Citation


Belova, N.V. (1981) The ecological and physiological peculiarities of sperm in pond cyprinids. Communication 1. Production and ecological and physiological peculiarities of the sperm of some Cyprinidae. Journal of Ichthyology, pp. 90-102

Associated characteristics


Species Development state Trait Primary Data Secondary Data
Carassius auratus Spawning conditions Spawning substrate Member of the phytophilous group Phytophils
Cyprinus carpio Spawning conditions Spawning substrate Member of the phytophilous group Phytophils
Hypophthalmichthys molitrix Spawning conditions Spawning substrate Belong to the pelagophilous group Pelagophils
Mylopharyngodon piceus Spawning conditions Spawning substrate Belong to the pelagophilous group Pelagophils
Hypophthalmichthys molitrix Spawning conditions Spawning site preparation Belong to the pelagophilous group No category
Carassius auratus Spawning conditions Spawning water type Stagnant water or with a weak flow Stagnant water
Cyprinus carpio Spawning conditions Spawning water type Stagnant water or with a weak flow Stagnant water
Hypophthalmichthys molitrix Spawning conditions Spawning water type Their spawning occurs in a considerable current Flowing or turbulent water
Mylopharyngodon piceus Spawning conditions Spawning water type Their spawning occurs in a considerable current Flowing or turbulent water
Aristichthys nobilis Male Maximum GSI value 1.07 [Not specified if the maximum and when ?] 1.07 percent
Ctenopharyngodon idella Male Maximum GSI value 2.27 [Not specified if the maximum and when ?] 2.27 percent
Cyprinus carpio Male Maximum GSI value Range between 10.62 and 11.97 for individuals studied but not specified if the maximum and the date 10.62 percent
Hypophthalmichthys molitrix Male Maximum GSI value Range between 0.87 and 1.64 but not specified when or if it was maximal values 0.87 percent
Aristichthys nobilis Male Length at sexual maturity Individuals studied were 95.5 ± 1.1 cm long 95.5 cm
Ctenopharyngodon idella Male Length at sexual maturity Fish investigated were 76.0 ±1.2 cm 76.0 cm
Cyprinus carpio Male Length at sexual maturity Individuals studied were 56.3 ± 1 and 54.2 ± 0.7 56.3 cm
Hypophthalmichthys molitrix Male Length at sexual maturity Individuals studied ranged from 65 ± 0.7 to 70.7± 1.2 65.0 cm
Aristichthys nobilis Male Weight at sexual maturity Individuals studied were 7705 +- 207 g 7705.0 kg
Ctenopharyngodon idella Male Weight at sexual maturity Fish investigated were 4920 ± 211 and 5342 ± 623 g 4920.0 kg
Cyprinus carpio Male Weight at sexual maturity Individuals studied were 1.930 ±124 and 1.907 ± 113 1.93 kg
Hypophthalmichthys molitrix Male Weight at sexual maturity Individuals ranged from 2.645 ± 140 to 3.464 ± 215 2.645 kg