The effects of temperature and weight on oxygen consumption rate and ammonia excretion rate of Miichthy miiuy juvenile were studied with ecological methods in laboratory.

Effects of Cu~(2+) and Cd~(2+) on Na~+-K~+-ATPase activity of gills and superoxide dismutase activity of liver in Miichthys miiuy;

Sequence analysis on mitochondrial(mtDNA)Cyt b genes in Pseudosciaena crocea,Miichthys miiuy and Sciaenops ocellatus;

Variations on the level of serum concentrations of estradiol,progesterone and testosterone in the parent fish of Miichthys miiuy under artificial propagating conditions in spring;

Molecular Genetic Markers and Variation of Cultured Nibea japonica and Nibea miichthioides;

THE MAIN COMPOSITIONS OF Nibea miichthioides;

Study on toxicity of four heavy metals to embryo and larval of Nibea miichthioides;

Feeding habits and growth performance of Miichthys miiuy larvae and juveniles under artifi cial rearing conditions in spring;

Genetic analysis of the intergenus hybridization of Pseudosciaena crocea(♀)× Miichthys miiuy(♂);

The biological characteristics and spatial distribution of Chinese drum Miichthys miiuy along Jiangsu coastal areas in summer;

Determination of Total Mercury,Inorganic-Mercury and Organic-Mercury in Fish by Running Cold Atomic Absorption Spectrometry;

Study on amino acid seasoning processing by fish enzymatic hydrolysis;

(2)Marine fishes have largest quantity of unsaturated acid C16 in their total unsa.

Fishes in both treated groups were ground, digested with pepsine and orally administered to rabbits.

This paper investigates the acute toxicity of ammonia to several mainly fishes such as hybrid common carp,silver carp,bighead carp,grass carp and others for pond culture in the north at present under conditions of low tempera-ture of 2～10℃ in tanks.