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The live fish trade for food sees the use of cyanide fishing to capture fish. [9] It has also had a direct impact on leopard coral grouper populations. This species is slow-growing, and its exploitation has been linked to localized decreases in average body size. [39] The ornamental fish trade also uses cyanide fishing to capture live fish.
Aquaculture has made up an increasingly large proportion of fisheries products produced in the Philippines, and there has been considerable research into improving aquacultural output. Philippine output in total makes up 1% of global aquaculture production, and the country is the fourth-largest producer of seaweed.
Destructive fishing practices and illegal fishing practices include compressor fishing, spearfishing, and blast fishing. These direct impacts occur alongside habitat degradation of coral reefs, seagrasses, and mangrove forests. [5] One study in 2000 found that blast fishing earned US$170 million, but caused US$1,640 million in environmental damage.
Commercial fisheries in the Philippines are the fisheries located more than 15 kilometres (9.3 mi) from the coast, which are generally fished with boats larger than 3 gross tons. Commercial fishing occurs throughout the country, targeting both large and small pelagic species, especially tuna and sardines, as well as demersal species.
A negrito fishing boat in 1899. Fisheries in the Philippines have played an important role in the livelihoods of people in the archipelago throughout recorded history. Fishing is present within traditional folklore and continues to play an important role in modern livelihoods in the Philippines, both for sustenance and for commercial activities.
Since the practice of cyanide fishing was never widely publicised or officially approved, its origins are uncertain; but it is believed to have originated in the 1950s in the Philippines. [1] Later in the twentieth century, the practice was adopted by some fishing operators in Indonesia, Thailand, Maldives, and Taiwan, among others. [1]
Aquaculture involves cultivating freshwater, brackish water, and saltwater populations under controlled or semi-natural conditions and can be contrasted with commercial fishing, which is the harvesting of wild fish. [2] Aquaculture is also a practice used for restoring and rehabilitating marine and freshwater ecosystems.
Commercial fishing showing the abundance of fish species caught using a trawling method. Unsustainable fishing methods refers to the use of various fishing methods to capture or harvest fish at a rate that is unsustainable for fish populations. [1] These methods facilitate destructive fishing practices that damage ocean ecosystems, resulting in ...