Inland Fisheries Quiz
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Questions and Answers

Which sector is the largest contributor to the economic value of inland freshwater fisheries catches?

  • Europe
  • North America
  • Asia (correct)
  • Africa
  • What percentage of the global agricultural workforce is employed in inland capture fisheries?

  • 30% to 35%
  • 20% to 25%
  • 2.5% to 6% (correct)
  • 10% to 15%
  • Which region has the highest levels of aquatic biodiversity and inland fisheries?

  • Neotropical regions (correct)
  • Pacific regions
  • Mediterranean regions
  • Arctic regions
  • What percentage of the world's inland fish capture harvest comes from low-income food deficit countries (LIFDCs)?

    <p>43%</p> Signup and view all the answers

    What is the estimated total use value of inland freshwater fisheries if the hidden component is included in the valuation?

    <p>USD 39 billion</p> Signup and view all the answers

    What percentage of the workforce in inland fisheries are women?

    <p>More than 50%</p> Signup and view all the answers

    What is one of the major impacts on freshwater biodiversity?

    <p>Pollution</p> Signup and view all the answers

    What percentage of the world's freshwater fish species inhabit freshwater ecosystems?

    <p>Over 40%</p> Signup and view all the answers

    Which activity is considered as inland fisheries?

    <p>Harvesting fish from rivers</p> Signup and view all the answers

    What are the threats to inland fisheries?

    <p>All of the above</p> Signup and view all the answers

    What is the purpose of capture fisheries?

    <p>To provide a source of food for mankind</p> Signup and view all the answers

    What is aquaculture commonly known as?

    <p>Fish farming</p> Signup and view all the answers

    What does post-harvest refer to in the context of aquatic organisms?

    <p>Activities after harvesting from natural habitats</p> Signup and view all the answers

    What is the comprehensive management of aquatic ecosystems called?

    <p>Aquatic resource management</p> Signup and view all the answers

    Which activity is NOT considered as inland fisheries?

    <p>Capture fisheries in oceans</p> Signup and view all the answers

    Which lake is known for hosting the world's famous freshwater sardine locally known as tawilis?

    <p>Taal lake</p> Signup and view all the answers

    Which lake is considered as the world’s “largest lake on an island in a lake on an island”?

    <p>Taal lake</p> Signup and view all the answers

    Which lake is home to the endangered freshwater crocodile?

    <p>Naujan Lake</p> Signup and view all the answers

    Which lake is one of the 15 ancient lakes in the world?

    <p>Lake Lanao</p> Signup and view all the answers

    Which lake is known for being the third largest freshwater lake in Southeast Asia?

    <p>Laguna de Bay</p> Signup and view all the answers

    Which lake is bordered by Maguidanao and Sultan Kudarat Provinces?

    <p>Buluan Lake</p> Signup and view all the answers

    Which lake is known for hosting the country’s nine commercially important fish species?

    <p>Buluan Lake</p> Signup and view all the answers

    Which fish species is known as the world's smallest commercially harvested fish?

    <p>Mistichthys luzonensis</p> Signup and view all the answers

    Which lake is located in Camarines Sur Province and has an average depth of 8 meters?

    <p>Lake Buhi</p> Signup and view all the answers

    Which lake is an artificial lake created by a hydroelectric project on the Pulangi River?

    <p>Pulangi Lake</p> Signup and view all the answers

    Which lake is located in Nueva Ecija Province and provides water mainly for irrigation and hydro-electric power generation?

    <p>Pantabangan Lake</p> Signup and view all the answers

    Which country is the biggest contributor to global fish production in both aquaculture and capture fisheries?

    <p>China</p> Signup and view all the answers

    Which country is the fourth largest producer of aquatic plants, specifically Eucheuma and Kappaphycus?

    <p>Philippines</p> Signup and view all the answers

    Which fish species is the most cultured finfish in the world?

    <p>Carp</p> Signup and view all the answers

    Which country is the top producer of milkfish?

    <p>Philippines</p> Signup and view all the answers

    Which country is the top producer of shrimp?

    <p>China</p> Signup and view all the answers

    What percentage of the Philippine fisheries production is contributed by aquaculture?

    <p>26.7%</p> Signup and view all the answers

    Which region in the Philippines is the top producer of milkfish in 2020?

    <p>Central Luzon</p> Signup and view all the answers

    Which species has the highest percentage of aquaculture production in the Philippines in 2020?

    <p>Tilapia</p> Signup and view all the answers

    Which province is NOT among the top vannamei shrimp-producing provinces in the Philippines in 2020?

    <p>Cebu</p> Signup and view all the answers

    What is the most common culture environment for shrimp/prawn production in the Philippines?

    <p>Brackishwater ponds</p> Signup and view all the answers

    What is the main market for the majority of shrimp production in the Philippines?

    <p>Local consumption</p> Signup and view all the answers

    Which type of aquaculture system uses net enclosures installed around an area using the natural bed of the lake or sea as the bottom?

    <p>Pens</p> Signup and view all the answers

    Which approach in aquaculture requires the application of fertilizer to enhance the growth of natural food?

    <p>Semi-intensive approach</p> Signup and view all the answers

    What is one advantage of the intensive approach in aquaculture?

    <p>More fish produced per unit area</p> Signup and view all the answers

    Which generation of shrimp aquaculture involves large ponds and no aeration, dependent on tide?

    <p>Generation 1</p> Signup and view all the answers

    Which aquaculture technology trend involves the continual filtering, treating, and reusing of water to increase operational efficiency?

    <p>Recirculating Aquaculture System (RAS)</p> Signup and view all the answers

    What is the main positive effect of biofloc technology in aquaculture?

    <p>Reduce water utilization and waste generation</p> Signup and view all the answers

    Which type of farming involves the use of circular elevated ponds and H D P E pond liner?

    <p>Small Pond Intensive Shrimp Farming</p> Signup and view all the answers

    What is the major challenge in the aquaculture industry mentioned in the text?

    <p>High production cost</p> Signup and view all the answers

    True or false: Asia dominates global fish farming production with a contribution of 89%

    <p>True</p> Signup and view all the answers

    True or false: Japan has the largest production of aquatic plants in the world

    <p>False</p> Signup and view all the answers

    True or false: China is the top producing country for milkfish in 2018

    <p>False</p> Signup and view all the answers

    True or false: Aquaculture in the Philippines started with Milkfish culture in Rizal province in 1863?

    <p>True</p> Signup and view all the answers

    True or false: The Philippines has a very diverse aquaculture in terms of species cultured?

    <p>True</p> Signup and view all the answers

    True or false: The majority of the produced shrimp in the Philippines are consumed locally?

    <p>True</p> Signup and view all the answers

    True or false: Semi-intensive aquaculture requires supplementation of artificial food and application of fertilizer?

    <p>True</p> Signup and view all the answers

    True or false: Intensive aquaculture is more prone to natural calamities such as flood and typhoon?

    <p>False</p> Signup and view all the answers

    True or false: The IPRS production technology can increase yield up to three times that of traditional pond culture?

    <p>True</p> Signup and view all the answers

    True or false: Shrimp super intensive small farms use recirculating systems with biomanipulator to transfer from nursery pond to grow-out ponds?

    <p>True</p> Signup and view all the answers

    True or false: Crabs can be farmed indoor/vertical with recirculating systems?

    <p>True</p> Signup and view all the answers

    True or false: Tilapia cage culture uses floating feeds and stocking of larger fingerlings?

    <p>True</p> Signup and view all the answers

    True or false: The modular method in cage culture uses 2 or more cages in a single milkfish stocking?

    <p>True</p> Signup and view all the answers

    True or false: The major aquaculture challenges include inconsistency of fry supply and dependency on imported fry and raw materials for feeds?

    <p>True</p> Signup and view all the answers

    True or false: The future of aquaculture includes the utilization of algae and effective recirculating systems?

    <p>True</p> Signup and view all the answers

    Study Notes

    Overview of Inland Fisheries

    • Inland fisheries refer to the extraction of fish and other aquatic organisms from inland waters, which have long provided food for humans.
    • Inland fisheries face threats from human activities such as damming, navigation, wetland reclamation, urbanization, and water extraction.
    • Capture fisheries involve harvesting fish and other aquatic organisms from natural habitats like oceans, rivers, and lakes.
    • Aquatic resources management aims to sustainably manage freshwater and marine ecosystems to ensure responsible use of aquatic resources.
    • Aquaculture, or fish farming, involves controlled cultivation of aquatic organisms in various environments.
    • Post-harvest activities include processing and marketing of harvested aquatic organisms.
    • Inland fish is an important source of nutrition and food security, particularly in low-income food deficit countries.
    • Inland fisheries have a lower resource use footprint compared to livestock or other protein dense foods.
    • Inland capture fisheries employ millions of people, with women playing a significant role.
    • Freshwater ecosystems are heavily impacted by human activities, leading to biodiversity loss.
    • Freshwater ecosystems house over 40% of the world's freshwater fish species.
    • The Philippines has several notable lakes, such as Laguna de Bay, Lake Lanao, Taal Lake, Lake Mainit, Naujan Lake, Buluan Lake, Pantabangan Lake, Lake Bato, Pulangi Lake, and Lake Buhi.

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    Description

    Test your knowledge on inland fisheries with this informative quiz! Learn about the importance of capture fisheries in providing food and nutrition to communities around the world.

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