To provide Insurance cover against total loss of prawn nursed seeds in brackish water only. The period of cover to be four and half months from the date of stocking of post larvae. Where the crop period extends beyond four and half months, policy may be extended to a maximum of one fortnight. Value of 9th forthnight shall be the maximum sum insured. The policy covers total loss or destructions of prawns due to summer kill, pollution, poisoning, riot and strike, malicious acts of third parties, earthquake, explosion/implosion, storm, tempest and other convulsions of nature, shell disease, vibriosis, aero monas, celiades and other viral form of epidemics and/or parasitical attacks, terrorism and aircraft and articles dropped therefrom including impact damage. Policy can be extended to cover the bunds/sluice gates. Where the loss of prawns is so extensive in one incident that the recovery/residual catch during a single crop period from a particular farm/tank falls below 20% of the expected survival of prawns at that stage, such claims to be considered as total loss. Collective loss in 2 or more incidents not to be treated as total loss and only prawns lost in the latest incident will be considered for claim. Claims to be paid to the extent of 80% of the value at corresponding stage subject to salvage, if any. For example, if the residual catch is 15% then the claim for total loss would become payable to the extent of 80% of 85%.