1 11) During the investigation on shrimp resources in Northern Continental Slope of the South China Sea from 1981 1982,the auther obtained a new species of Axiidae and named it as Calaxius tungi sp.

Study on the Preparation of Chitin,Chitosan from Squilla Oratoria Shell;

Histological and histochemical studies on the digestive system of Squilla oratoria;

As an attempt to improve the utilizing rate of shrimps and crabs-breeding facilities, enrich the types of seawater aquaculture and utilize factory breeding facilities, four experiments are made on the seed rearing of Oratosquilla oratoria in four hatchery ponds.

Freshness evaluation of refrigerated squilla

The effects of different storage temperature(-5 ℃,-10 ℃,-15 ℃,-20 ℃,-25 ℃) and different package methods(uncover package,vacuum package,package full of nitrogen) on squilla were evaluated by sensory method and biochemical properties including total volatile basic nitrogen(TVB-N)and K value.

Investigation and stat istics of squilla fished with set net was done in mid-dle and north zhejiang coaStal regions in 1988-1993.