Shouguang Beach is low-lying and gentle, wide and shallow, with muddy texture and fertile water quality. There are many kinds of zooplankton with high density, which is very suitable for the growth of SINONOVACULA constricta. When the seedlings were released that year, the commodity specifications could be reached that year. Shouguang Ocean and Fisheries Bureau seized this resource, location and natural advantage, and vigorously guided fishermen to cultivate SINONOVACULA constricta. At the same time, further adjust the breeding structure, change the mode of fishery production, and vigorously promote the ecological and healthy breeding technology of Sinonovacula constricta. At present, Shouguang SINONOVACULA constricta has been recognized as a pollution-free agricultural product, with a breeding area of 6.5438+0.6 million mu, which has achieved good economic, social and ecological benefits.
Shouguang cricket
territorial scope
Shouguang SINONOVACULA constricta (Lamarck), commonly known as Xian, is mainly distributed in the coastal waters of Yangkou Town within the administrative area of Shouguang City, Shandong Province, with a geographical range of 3717 ′-3719 ′ north latitude and 01east longitude.
Product quality characteristics
(1) Product quality features: 2 SINONOVACULA SINONOVACULA shells, thin and crisp, rectangular. The top of the shell is slightly located at the front end of the trailing edge, which is about 1/3 of the total length of the shell. The dorsal abdominal margin is nearly parallel, the leading edge is slightly rounded and the trailing edge is slightly shortened. The outer ligament is dark brown and slightly triangular. The shell surface is smooth, the growth line is obvious, and there is a slightly concave chute from the top of the shell to the ventral surface; The anterior and posterior adductor muscles are triangular, and the posterior adductor muscles have large scars. The foot is muscular, flat on both sides and flat at the top, forming an oval plantar surface with many tentacles around the foot hole. 2 water pipes, long and separate. Intrinsic quality index: SINONOVACULA constricta meat is delicious and nutritious. Can be made into dried SINONOVACULA SINONOVACULA, SINONOVACULA SINONOVACULA oil, etc. This is a popular seafood. It is recorded in "Seeking Truth in Materia Medica" that because the body belongs to yin, it can remove annoyance, clear heat, replenish yin and clear heat to remove annoyance. Treat postpartum fatigue, vexation and thirst, damp-heat edema and dysentery. 2. Quality and safety regulations: strictly comply with the production requirements in the above-mentioned "three specific production methods": production environment, seed stocking and production management, and at the same time comply with GB 18406.4-200 1 Safety Requirements for Agricultural Products and Pollution-free Aquatic Products and NY5362-20 10 "Pollution-free Food Mariculture Production". NY5073-200 1 Limit of Toxic and Harmful Substances in Pollution-free Food and Aquatic Products organizes production, improves quality management rules, and ensures the quality and safety of SINONOVACULA constricta in Shouguang. Cricket is a treasure. Its meat is edible and its shell can be used as medicine, which has the effect of "removing blood stasis and resolving phlegm" and is also an important calcium supplement additive for livestock and poultry feed, so there is no problem of "three wastes".