Exploring the Sharks of the Philippines: Nature's Ocean Guardians

The Philippines has a such a interesting and diverse marine ecosystem. Its waters are home to some of the most fascinating shark species on the planet. Sharks play a crucial role in maintaining the health of our ocean ecosystems, acting as apex predators that keep marine populations balanced. So let's dive deep (pun intended!) into the different shark species found in the Philippines, their roles in nature, and the current laws in place to protect these majestic creatures.

1. Whale Shark (Rhincodon typus)

  • About: The whale shark, or "butanding," is the largest fish in the world, reaching up to 40 feet in length! Despite their size, they're gentle giants that feed mainly on plankton.

  • Where to Spot Them: Donsol in Sorsogon and Oslob in Cebu are popular spots for whale shark sightings.

  • Role in Nature: Whale sharks help regulate plankton levels, ensuring balance in the marine food web.

  • Conservation Status: Classified as "Endangered" by the IUCN, whale sharks are protected under Republic Act No. 9147, or the "Wildlife Resources Conservation and Protection Act," which prohibits their hunting, killing, or trade.

2. Thresher Shark (Alopias pelagicus)

Steve Momot (2020) Thresher shark jumping in Costa Rica

  • About: Known for their long, whip-like tails, thresher sharks can grow up to 20 feet. They use their tails to stun prey before feeding, a behavior that's truly remarkable to witness.

  • Where to Spot Them: Monad Shoal near Malapascua Island, Cebu, is a famous dive site where thresher sharks can be seen almost daily.

  • Role in Nature: Thresher sharks help keep fish populations healthy by preying on the sick and weak, promoting a stronger marine ecosystem.

  • Conservation Status: The thresher shark is listed as "Vulnerable" by the IUCN, and hunting or trading them is prohibited under CITES (the Convention on International Trade in Endangered Species of Wild Fauna and Flora), to which the Philippines is a signatory.


3. Great Hammerhead Shark (Sphyrna mokarran)

  • About: This distinctive shark is known for its hammer-shaped head, which enhances its sensory capabilities. It can grow up to 20 feet and is a top predator in coral reef ecosystems.

  • Where to Spot Them: Sightings are rare, but you might get lucky around the Tubbataha Reefs Natural Park, a UNESCO World Heritage Site.

  • Role in Nature: Great hammerheads help control the populations of stingrays and other prey, maintaining balance in coral reef environments.

  • Conservation Status: Classified as "Critically Endangered," this shark is also protected by Philippine laws that prohibit shark finning and the illegal wildlife trade.

4. Blacktip Reef Shark (Carcharhinus melanopterus)

  • About: This smaller shark species, growing up to 6 feet, is easily recognizable by the black tips on its fins. They’re usually shy around humans.

  • Where to Spot Them: You can often find blacktip reef sharks in shallow coral reefs, especially around Apo Reef and the waters of Palawan.

  • Role in Nature: They help maintain healthy coral reefs by preying on reef fish, keeping their populations in check.

  • Conservation Status: Although not yet endangered, they are protected within marine sanctuaries and national parks, where fishing or disturbing them is prohibited.

5. Megamouth Shark (Megachasma pelagios)

Megamouth shark Megachasma pelagios at Toba Aquarium, Japan

  • About: A rare and mysterious deep-sea shark, the megamouth can grow up to 18 feet. It was first discovered in 1976, and sightings are still infrequent.

  • Where to Spot Them: Dives at night around Cebu or Bohol might give you a chance to see one, though they are elusive.

  • Role in Nature: As filter feeders, they help manage plankton populations, contributing to the ocean's balance.

  • Conservation Status: While not much is known about their population, the megamouth shark is protected under Philippine laws against illegal wildlife hunting and fishing.

The Philippines' Efforts in Shark Conservation

The Philippine government has taken steps to protect sharks through several laws and initiatives:

  • Republic Act No. 8550 (The Philippine Fisheries Code of 1998): This act, amended in 2015, prohibits shark finning, the practice of removing a shark's fins and discarding the rest of the body at sea.

  • Republic Act No. 9147 (Wildlife Resources Conservation and Protection Act): This law ensures that endangered and vulnerable species, including sharks, are protected from exploitation, hunting, and trade.

  • Marine Protected Areas (MPAs): The establishment of MPAs such as Tubbataha Reefs Natural Park and Apo Reef ensures that shark populations can thrive in their natural habitat without human interference.

Why Are Sharks Important?

Sharks are apex predators, meaning they're at the top of the food chain. Their presence ensures that the populations of other marine species remain balanced and healthy. For example, by preying on weaker or sick fish, sharks help prevent the spread of disease, which contributes to the resilience of coral reef ecosystems. Without sharks, the balance of marine life would be disrupted, leading to cascading effects on the ocean’s biodiversity.

How Can You Help?

  1. Choose Sustainable Seafood: Support local fisheries that adhere to sustainable fishing practices, reducing the accidental capture of sharks.

  2. Say No to Shark Products: Avoid purchasing products made from shark fins, teeth, or meat, as this supports illegal hunting.

  3. Support Conservation Efforts: Donate to organizations that work towards shark conservation or participate in citizen science projects to monitor shark populations.

  4. Respect Marine Life: If you’re lucky enough to encounter sharks while diving or snorkeling, observe from a distance and never attempt to touch or feed them.

The sharks of the Philippines are more than just incredible marine animals; they’re vital guardians of our oceans. Their existence helps maintain the balance of marine ecosystems, and by understanding and protecting them, we're also safeguarding the health of our seas. Through our collective efforts, we can ensure that future generations will continue to marvel at these magnificent creatures swimming freely in our waters.

So next time you hear about sharks, remember: they're not the monsters from movies, but rather essential players in the story of our ocean’s survival!


Previous
Previous

5 Iconic Filipino Architects Who Shaped the World of Architecture

Next
Next

Vallejo’s Funniest: Artie Valenzuela and Dennis Barcelon on Representing V-Town in Comedy