Relatives of the new shrimp (prawns Branch)
metapenaeus affinis
[Local name] Ma shrimp, tiger shrimp, flowers tiger shrimp, mud shrimp, shrimp, sand shrimp, red claw shrimp.
[Morphology] body light brown, forehead on the edge of the 6 to 9 teeth, the lower edge without teeth. No central sulcus, the first antennae whip around carapace length of 1 / 2, abdomen 1 to 6 on the back of a longitudinal ridge, tail section, no side thorn. The first section of the walking legs with spines seat, at the end of the walking legs have no outer limbs. Relatives of the morphological characteristics of the new shrimp and shrimp knife similar to the amount of new and different is the swim leg of its bright red belly. Male transfer device to "y"-shaped, female transfer device as "c" shaped, like the central board was Taiwan.
[Origin, season] mainly in the east coast of Japan, the East China Sea and South China Sea, Philippines, Malaysia, Indonesia and Australia area. 5 China's coastal spawning peak in August.
[Economic value] amount of new knife shrimp and prawns are relatives of the new economy of small and medium sized shrimp shrimp. The amount of new shrimp knife length is generally 7.5 to 16 cm, relatives of the new shrimp body length of 8 to 15 cm. Two kinds of shrimp body weight of 4 to 50 grams. Estuarine coastal waters of Guangdong higher yield, and body fat, thin shell, shrimp is the new economic value is higher in the two shrimp. At present, Guangdong has begun farming. Can be raised about two months in Hong Kong market. Fishing high survival rate, more resistant to dry operation, the Pearl River Estuary fishermen live shrimp exports to the Hong Kong and Macao important species. Shrimp and other similar nutritional value. |
|
|