In this article we will discuss about:- 1. External Features of Prawn 2. Locomotion in Prawn 3. Digestive System 4. Feeding and Digestion 5. Respiratory System 6. Circulatory System 7. Excretory System 8. Nervous System 9. Reproductive System 10. Fertilization and Development. Contents: External Features of Prawn Locomotion in Prawn Digestive System of Prawn Feeding and Digestion in Prawn Respiratory [...]
In this article we will discuss about the Respiration in Prawn:- 1. Respiratory Structures in Prawn 2. Mechanism of Respiration in Prawn. Respiratory Structures in Prawn: In Palaemon, three sets of organs help in respiration which are: (i) Lining of Branchiostegite, (ii) Epipodites and (iii) Gills. These organs are enclosed within a special chamber, the gill chamber, lying on each [...]
The following points highlight the six major problems related to the collection of wild seed stock of prawn. 1. Problem is faced in sorting out the required species from the mixed collections (The mixed collection ma' contain larvae of slow-growing, undesirable species of shrimps and also of predatory- or weed- or trash-fish). 2. Problem may arise due to fluctuations in [...]