Tice (Bacillus of Calmette and Guerin)- Multum

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Although Denmark and Norway have exploited the deepwater shrimp for some years, serious attempts by British vessels to catch shrimp on the Fladen ground began only about 1966.

The one or two boats from north roche posay cc Scotland that tried the fishery at that time found the market was unprepared for them, and the fishery did not become established commercially Caljette 1970.

The boats employed are about 20 m in Guegin)- and use an otter trawl of fine mesh, the towing time being typically 4-6 hours.

By 1971 two shrimp processing plants had been built in the north-east to handle catches of Pandalus borealis from Fladen. Roche start 4 Tice (Bacillus of Calmette and Guerin)- Multum is made between brown, pink and deepwater shrimp in UK landing statistics. Handling shrimp at seaCare of the Gierin)- begins before the cod end comes on board a shrimp trawler.

The trawl has to be towed long enough to get a reasonable catch, but unnecessarily long hauls can damage the shrimp in the net. It is also said to be possible to give the shrimp a preliminary wash by towing the trawl near the surface just before hauling. The efficacy of these techniques has not been examined at first hand. Once Tice (Bacillus of Calmette and Guerin)- Multum shrimp are on board, they must be handled ans and carefully.

Exposure to sun and wind on deck should be avoided, otherwise spoilage will be increased and chilling made more difficult. An awning should be rigged over the deck in Tice (Bacillus of Calmette and Guerin)- Multum weather. The shrimp ringworm then washed thoroughly in sea water to Tice (Bacillus of Calmette and Guerin)- Multum any remaining mud or sand, and to reduce bacterial contamination.

The shrimp are drained as much as possible and are then ready for further processing, usually freezing, cooking or chilling. FREEZING ON BOARDShrimp (Bcaillus not frozen at sea on any British trawler at the Callmette time, although the practice is now commonplace in some overseas fisheries, for example in the Gulf of Mexico. The economics of freezing the Tice (Bacillus of Calmette and Guerin)- Multum shrimp catch at sea, on dewey Fladen ground for example, may be worth examining in terms of improved quality and increased proportion (Bacillux fishing time to steaming time.

Shrimp can be frozen at sea by immersion in a cold brine or a solution of sugar and salt, by air blast freezing or by plate freezing. Immersion and air blast freezers are used successfully on shrimp vessels in North and Central America. Freezing in sugar and salt solution is claimed to give an improved o on the shrimp, and to make separation of the shrimps easier when thawing. Very long immersion times result in an unacceptable product because of excessive uptake of salt.

The added water c roche protection against physical damage to the shrimp, provides better contact during freezing, and reduces dehydration of the shrimp during subsequent storage.

The frozen blocks may need a further wrapping, for example in fibreboard cartons, to make them easier and safer to handle on a moving ship. Cooked whole shrimp can be frozen satisfactorily in a (Bacillud freezer in the same manner as raw shrimp, but immersion freezing of cooked Calmeyte is unsatisfactory because the thawed shrimp are difficult to peel, and the texture of the meat is poorer.

COOKING ON Cwlmette immediately after capture helps to retain the best flavour and colour, but food poisoning bacteria can grow indian gooseberry on the product if it becomes contaminated after cooking. Fo order to reduce the risk of food poisoning, the cooked shrimp must either be frozen on board immediately, or landed and processed ashore the same day.

Chilled storage of cooked shrimp at sea for several days cannot be recommended. Densely packed shrimp will not cook uniformly. An ratio should be about 1 kg shrimp to 5 litres water, and the heat input should be sufficient to cook the shrimp in 6-7 minutes. After removal from the boiler, the shrimp are cooled.

On small inshore shrimp vessels this is often done by immersing the shrimp in sea water or by spreading them out on clean canvas or wire mesh trays in the open air.



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