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 …

European eel (Anguilla anguilla (L.)) stocks are in decline in most of their geographical
distribution and their status is considered below safe biological limits. Recently, there is an …

Remarkable progress in techniques for maturation of adults and rearing of larvae has been
achieved for the J apanese eel A nguilla japonica over the past 50 years, but recent efforts …

Since the 1980s, the European eel Anguilla anguilla stock is in steep decline. Lipid reserves
are essential to cover energetic requirements for silver eel migration and reproduction. Two …

Many aspects of the life histories of anguillid eels have been revealed in recent decades, but
the spawning migrations of their silver eels in the open ocean still remains poorly …

Among external factors, temperature is known to exhibit a prominent role in reproduction of
temperate fish species. Here, temperature related induction of puberty in pikeperch Sander …

Abstract The European eel migrates 5,000–6,000 km to the Sargasso Sea to reproduce.
Because they venture into the ocean in a pre-pubertal state and reproduce after swimming …

The transition from freshwater to seawater is integral to the life history of many fishes.
Diverse migratory fishes express anadromous, catadromous, and amphidromous life …

During 2008 and 2009, a total of 12 adult Japanese eels Anguilla japonica were captured in
the southern part of the West Mariana Ridge, the presumed spawning area. We compared …

Two adult male freshwater eels, Anguilla japonica, were captured in June 2008 in the West
Mariana Ridge (13° N, 142° E) in the North Pacific, but collections of females have yet to be …