FISHRY

FISHERY
Fishes are aquatic animals; they are cold blooded vertebrates that live entirely on water and breathe by means of their gills and swim by means of their fins.
Fishing is used to describe the process of catching fish and other aquatic animals.
Fishes are classified into two main groups: –
a. Morphologically,
b. According to habitat.
Morphology classification means their body structures. Examples are
a. Bony fish. Some fishes have their body frame made of bone. Examples of bony fish tilapia, catfish, croaker, salmon, mackerel etc.
b. Classification of Fishes According to Habitat. Fishes under habitat are classified into two: –
i. Freshwater fish: – This type of fish are capable of living and reproducing only in water free salts like inland rivers, streams, lakes ponds. Examples are: – Mudfish, perch, tilapia, catfish etc.
ii. Saltwater or marine fishes: This refers to fishes that live only in the salt waters of seas and oceans. Examples are: – salmons, mackerel, sharks, skates, croaker. Etc.
USES OF FISH AND FISH PRODUCTS
1. Food: Fish supplies us with high quality protein at a cheap price.
2. Fish oil: – This is used for various purposes like making soaps, candles, drugs, Wax etc.
3. Livestock feed: Flesh and bones of fish are used in making fish meal, which provides protein and calcium in the animal feed etc.
FISHING METHODS AND EQUIPMENT (TOOLS)
The fishing methods and equipment include the following: – catching by net, hook and line, spear and use of chemicals.
PRESERVATION OF FISH
1. Drying or smoking
2. Salting
3. Refrigeration or freezing
Canning

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