Scalloped hammerhead sharks are on the globally Endangered species list, and are often
targeted by fishermen for their fins, which attract high prices primarily for the Chinese market.
Due to the rock's topography and exposure to strong currents the reef has not been
targeted by fishermen and is in superb condition.
After the first five years of protection, scientists found that fish species
targeted by fishermen had both greater density (numbers of fish per area) and biomass (total weight per area) inside MPAs as compared to reference sites outside — and this was still true in 2013.
Not exact matches
Suspicions continued for a while: Shinto shrines were considered a hotbed of subversive activities
by some and were vandalized; Japanese maids were thought to be spies; Japanese
fishermen were believed to have directed the pilots of the emperor to their
targets.
Sports
fishermen target it, and it is also sometimes killed as
by - catch in drift nets and longline fishing.
For example, the use of spatial zoning to reduce the overlap of fisheries, oil rigs and shipping lanes with areas of the ocean used
by penguins; the use of appropriate fishing methods to reduce the accidental bycatch of penguins and other species; and, the use of ecologically based fisheries harvesting rules to limit the allowable catches taken
by fishermen, particularly where they
target species that are also food for penguins.»
Snorkelling is also used
by fishermen to harvest lobster, conch and other marine products in relatively shallow areas of up to 50 feet of water depth where they can spot their traps or
targets from the surface, and then free dive for retrieval.
Environmental and fishing communities have long been concerned about the massive waste of Atlantic bluefin tuna caught incidentally
by surface longline
fishermen targeting swordfish and yellowfin tuna.
Through this partnership, the
fishermen were able to lower their bycatch rate
by 65 % and increase their catch of
target species
by 40 % compared to the rest of the fleet.