Puberty comprises the transition from an immature juvenile to a mature adult state of the
reproductive system, ie the individual becomes capable of reproducing sexually for the first …

Photoperiodism is the ability of organisms to assess and use the day length as an
anticipatory cue to time seasonal events in their life histories. Photoperiodism is especially …

Fish sperm quality assessment is helpful for optimizing production and for monitoring the
environmental state. Sperm can be monitored relatively easy and, to date, various analyses …

Temperate fish species are annual spawners and mainly rely on annually cycling cues
(temperature and photoperiod) to synchronise the three main phases of their reproductive …

The quality of fish gametes, both male and female, are determined by several factors (age,
management, feeding, chemical and physical factors, water quality, etc.) that have an impact …

Artificial reproduction, being a specific human intervention in the process of reproduction, is
a key step in aquaculture of percid fishes. This group of fish, exhibits specific traits …

The current body of work on rearing larval/juvenile zebrafish is based on (1) utilization of
freshwater and (2) diurnal light/dark cycle,(3) provision of live feed at modest density, and (4) …

From April 1995 to April 1996, the annual reproductive cycle of male Eurasian perch Perca
fluviatilis was studied at the Lindre Center (Moselle, France). At monthly intervals, five males …

A two-year study on perch (Perca fluviatilis) in Lake Molnbyggen, Sweden, located in a
pristine area but with a public refuse dump in the vicinity, has been conducted. The …

This study was conducted to assess the effects of photoperiod on growth and spawning of
zebrafish. Two hundred and forty zebrafish (120 males and 120 females) were maintained …