Shells Identification Milkfish Angelwings Aquaculture Panay Island Broodstock maintenance Corbula gibba (Olivi) Crabs Feeding and feeds Feeds and feeding Fertilizer Fertilizers and manures Fish culture Fish ponds Fisheries-growth and metabolic responses Induced spawning Macrobenthic invertebrates Manures Milkfish fry Mollusks Morphology Natural food organisms Pholas orientalis Pond Researches Shells -- Philippines -- Panay Shells -- Philippines -- Panay -- Identification researches