[PDF] Top 20 Gonadotropin Induced Synchronous Changes of Morphology and Gonadal Development in the Japanese Eel Anguilla japonica

... Abstract In a previous study, we had observed synchronous changes of morphology and gonadal development in wild Japanese eel during the ... See full document

... Abstract The gonadal development of Japanese eel Anguilla japonica during silvering was examined via gonadal histology and morphometric ...from ... See full document

... Wang and Show-Wan Lou* (Received, May 1, 2007; Accepted, June 15, 2007) ABSTRACT This study examines Japanese eel ovary responded to the administration of exogenous sexual hormone ... See full document

... Pankhurst and Soren- sen, 1984; Rohr et al., 2001; Sorensen and Pankhurst, 1988; Tesch, 1977; Yamada et ...spawn and die. Under conditions of cultivation, eels have immature gonads containing ... See full document

... gonadal development thus depends totally on large amount of fat accumulating in the ...point of view, it is reasonable to suppose that the migration in silver phase ... See full document

... Wang, and Shyh-Kang Jeng, Senior Member, IEEE Abstract—In this paper a compact switched-beam antenna is ...proposed. The antenna is composed of a four-element antenna array based on L-shaped ... See full document

... to the salinity-related habitat preference differences between sexes, the sex determination of young juvenile stage Japanese eels may also have been affected by ...salinity. The mean ... See full document

... understand the changes in age, total length, body weight, and muscle fat content in the Japanese eel Anguilla japonica during silvering, from yellow ... See full document

... The mean increment widths of the otoliths from the outer core to the metamorphosis check for the elvers collected at the 6 estuaries showed a geographic cline that dec[r] ... See full document

... development of the gonad. Accordingly, the HPT axis may be involved in eel ...to the corresponding changes in thyroid status during silvering of ... See full document

... Department of Life Science and 2 Institute of Fisheries Science, College of Life Science, National Taiwan University, Taipei 106, Taiwan ABSTRACT: Since the 1970s, the population ... See full document

... Values of H O for genetic variability of the Japanese eel among spatial (Tseng et ...2003), and intra-annual (this study) samples were ...cohorts of the same ... See full document

... Department of Zoology, National Taiwan University, Taipei, Taiwan 10764, ...Institute of Zoology, Academia Sinica, Taipei, Taiwan 11529, ...Tzeng and Sin-Che Lee (2003) Historical decline in ... See full document

... The relationship between Sr/Ca ratios in the otoliths of reared eels and ambient salinity (Fig. These data also validate the use of Sr/Ca ratios in otoliths as [r] ... See full document

... avoidance of potentially harmful environmental conditions and/or a movement to more favorable ones, the occupation of habitats that have specific or specialized habitat requirement, and ... See full document

... The relationship between Sr/Ca ratios in the otoliths of reared eels and ambient salinity (Fig. These data also validate the use of Sr/Ca ratios in otoliths as [r] ... See full document

... ratio of wild Japanese eels in the Kaoping River of southwestern Taiwan has been extremely skewed towards females in the recent ...However, the sex ratio skewed ... See full document

... received in revised form 5 September 2003; accepted 6 September 2003 Abstract To understand the changes of serum levels of sex steroids in the wild Japanese ... See full document

... 1 and 2 in not having consistent low or high Sr:Ca ...illustrate the diversi- fied temporal changes of Sr:Ca ratios in the otoliths of Type 3 ...1: the Sr:Ca ... See full document

... select the best model fitting total length (L T )-at-age data and calculate the averaged model for Japanese eel Anguilla japonica compiled from published literature ... See full document