Because of its depth, the water in the eastern part of Polillo is very ideal for various sea sports, fishing and other sea activities.  The 25,000 hectares of coral reef that surrounds the whole municipality is very rich in resources like fish of various species that range from aquarium to edible and commercial types.
     Several species of clams, shrimps and lobster can be found in the municipal water.  Cores food along barangays of Libjo, Languyin, Pamatdan, and Canicanian are potentials for culturing lapu-lapu, sea weeds and even oyster.  Pearl culture is also feasible.
    The availability and abundance of mother of pearl along Polillo waters can make pearl culture a likely profitable business venture.

Commerce, Trade & Industry

         There are more than 350 commercial establishments listed in the Office of the Municipal Treasurer.  Of this 280 or 77.4 percent are found in the rural barangays while only70 or 22.6 percent are located in the Poblacion.  Wholesale and retail mostly sari sari stores, constitute the majority of the establishments representing 306 or 80.3 percent.  Manufacturing and processing industries with a total of 54 or 14.2 rank second.  Social and personal services with only 8 or 2.1 percent, comes third.
         Most commercial establishments are located in the vicinity of the existing market area at Purok 2, Poblacion where about 30 or 35 percent are located within a radius of 100 meters.  Other establishments ate interspersed along residential houses in small group of 2 or 3 of the same types like general merchants in Sampaguita district, hardware along M.H. Del Pilar St, and vegetables stall elsewhere.

CLIMATE

        Polillo falls under Type II of the PAGASA weather classification.  There is no or very little season with very pronounced maximum rain period from November to January.  Prevailing wind directions are Southeast monsoon.  This starts from May and continues until September while the Northeast monsoon is prevalent from October to April.
         Typhoons usually visit Polillo during the last quarter of the year.  There are no real reasons as the rain falls all year round.  This makes the area suitable to crops such as coconut, rice, bananas and root crops.