ccn clouds fog dew chemical parameters thernal stratification zonation lake's classification fish diversity marine navigational instruments municipal fishing catch disposition catch estimates cpue fishing vessels types of fishing boats raising factor catchability coefficient thermohaline circulation surface and deep currents ocean circulation philippine fisheries sectors fisheries statistics production history of light fishing photomovement light fishing superlight nc ii training aquaculture heat transfer earth's seasons solar energy meteorology atmospheric layers history of meteorology atmospheric science typhoon formation atmospheric optics bycatch reduction devices cloud and fog types
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