Fish

A:

The length of pregnancy in a fish varies greatly depending on the species of fish. The length of pregnancy, or gestation period, can vary from as little as three weeks to ten months.

See Full Answer
Filed Under:
  • What Do Pond Fish Eat?

    Q: What Do Pond Fish Eat?

    A: Pond fish eat live or dried insects, worms, and grubs. Pond fish must be kept in a pond that has proper pH levels and proper air and water temperatures to ensure proper diet and eating habits.
    See Full Answer
    Filed Under:
  • What Is a Volitan Lionfish?

    Q: What Is a Volitan Lionfish?

    A: Volitan lionfish are venomous, semi-aggressive, carnivorous saltwater fish native to the Indo-Pacific region. The coloration of the Volitan lionfish varies depending on the maturity and age of the fish. They have large pectoral fins that spread out like a fan and tall, banded spines on their dorsal fins. Volitan lionfish are also known as red lionfish, common lionfish, butterfly cod and turkeyfish.
    See Full Answer
    Filed Under:
  • What Are the Betta Fish's Hunting Behaviors?

    Q: What Are the Betta Fish's Hunting Behaviors?

    A: Betta fish approach their prey while swimming sideways. Betta fish are primarily carnivorous surface feeders that consume zooplankton, crustaceans, the larvae of mosquitoes and other water-bound insects.
    See Full Answer
    Filed Under:
  • What Is the World Record for a Goliath Grouper?

    Q: What Is the World Record for a Goliath Grouper?

    A: The world record for the largest goliath grouper is 680 pounds. This fish was caught by Lynn Joyner at Fernandina Beach, Fla., on May 20, 1961.
    See Full Answer
    Filed Under:
  • What Is a Dwarf Lionfish?

    Q: What Is a Dwarf Lionfish?

    A: The fuzzy dwarf lionfish is a species of the Scorpaenidae family native to the waters of Africa and Indonesia. A popular aquarium fish, it bears red, white and black vertical stripes and is named for the fullness of its tall, quill-like dorsal fins and fan-like pectoral fins.
    See Full Answer
    Filed Under:
  • Where Is a Dolphin Situated in the Food Chain?

    Q: Where Is a Dolphin Situated in the Food Chain?

    A: All types of dolphins are situated very high in their respective food chains, and they are generally considered apex predators. Indeed, the only regular predators dolphins and their calves have in the wild are sharks and, in some places, humans.
    See Full Answer
    Filed Under:
  • What Are Big-Eyed Goldfish?

    Q: What Are Big-Eyed Goldfish?

    A: Types of goldfish that have oversized eyes include bubble eyes, celestials, telescopes and black moors. A fifth type of large-eyed goldfish is the demekin, which is a cross between the telescope variety and the arch-bodied ryukin variety.
    See Full Answer
    Filed Under:
  • What Is Included in a List of Fish Without Scales?

    Q: What Is Included in a List of Fish Without Scales?

    A: Fish that do not have scales include catfish, sharks, rays, chimaeras, skates, moray eels, sturgeons, paddlefishes, salifin blennies, combtooth blennies, hagfishes and lampreys. Many of these fish have evolved scale alternatives.
    See Full Answer
    Filed Under:
  • How Heavy Was the Largest Flounder Ever Recorded?

    Q: How Heavy Was the Largest Flounder Ever Recorded?

    A: The heaviest flounder ever caught was 22 pounds, 7 ounces, landed in Montauk, N.Y., on Sept 15, 1975, by Charles Nappi. The species was a summer flounder, Platichthys flesus. This type of flounder ranges from South Carolina to Maine in the western Atlantic.
    See Full Answer
    Filed Under:
  • Where Do Clownfish Live?

    Q: Where Do Clownfish Live?

    A: Clownfish, also called anemonefish, live in the warm waters of the Pacific and Indian Oceans, the Red Sea and the Great Barrier Reef. These fish have a symbiotic relationship with anemones, which are slow-moving invertebrate animals that look like flowering plants. Clownfish never venture far from their anemone partners.
    See Full Answer
    Filed Under:
  • What Is the Smallest Fish in the World?

    Q: What Is the Smallest Fish in the World?

    A: The smallest fish in the world is the Paedocypris progenetica, a tiny fish that lives in the forest swamps in Sumatra and measures a mere 0.31 inches in length. According to the National History Museum, its existence was unknown until 2006, when it was first discovered.
    See Full Answer
    Filed Under:
  • What Do Baby Catfish Eat?

    Q: What Do Baby Catfish Eat?

    A: Baby catfish in the fry stage eat the same foods that any other egglayer fry would eat. Egglayer fry eat the smallest foods that can be given, including infusoria, which is a culture of swimming protozoa. After a week, catfish fry can also eat nutritious brine shrimp and nematodes.
    See Full Answer
    Filed Under:
  • How Do I Care for Guppies?

    Q: How Do I Care for Guppies?

    A: Guppies add life and color to a home aquarium, but they require special care to ensure their longevity. Caring for guppies requires a tank, a lighting unit, an air pump, a filtration unit, a siphon vacuum, water and fish food.
    See Full Answer
    Filed Under:
  • Is There a Fish Called the Humuhumunukunukuapua?

    Q: Is There a Fish Called the Humuhumunukunukuapua?

    A: The humuhumu-nukunuku-?-pua‘a, or humuhumu for short, is the Hawaiian name for the reef triggerfish. The name means "triggerfish with a pig-like snout." It is the official state fish of Hawaii.
    See Full Answer
    Filed Under:
  • How Many Fish Years Equal One Human Year?

    Q: How Many Fish Years Equal One Human Year?

    A: One year in a goldfish's life is equal to five human years, which means one-fifth of a fish year equals one human year. The average lifespan of the common goldfish is 15 years, while exotic goldfish species may live for only eight to 10 years.
    See Full Answer
    Filed Under:
  • Where Do Puffer Fish Live?

    Q: Where Do Puffer Fish Live?

    A: According to National Geographic, puffer fish live in sub-tropical and tropical waters. In Asia, they are commonly found around Japan, China, Taiwan and the Philippines, while in the Caribbean, they are found in the West Indies and Mexico.
    See Full Answer
    Filed Under:
  • What Is the Difference Between a Manta Ray and a Stingray?

    Q: What Is the Difference Between a Manta Ray and a Stingray?

    A: Manta rays and stingrays differ in size, diet and appearance. Manta rays are significantly larger than the stingrays, with oceanic mantas reaching a size of 23 feet from wing tip to wing tip, and reef mantas, a smaller species, reaching a wing span of 9 to 15 feet. Larger stingrays grow to 6.5 feet in length. The manta ray also lacks the characteristic venomous stinger found on the stingray's tail.
    See Full Answer
    Filed Under:
  • What Is a Green Puffer Fish?

    Q: What Is a Green Puffer Fish?

    A: The green spotted puffer, Tetraodon nigroviridis, is a colorful species of the Tetraodontidae family native to South and southeast Asia. The fish is named for its rich green coloration at the top with dark spots and white underbelly.
    See Full Answer
    Filed Under:
  • What Do Red Snapper Eat?

    Q: What Do Red Snapper Eat?

    A: Red snapper are mostly carnivores, although they do consume a few tiny plants. They mainly eat other fish, crustaceans and shrimp.
    See Full Answer
    Filed Under:
  • Why Do Salmon Swim Upstream?

    Q: Why Do Salmon Swim Upstream?

    A: Salmon return to rivers from the ocean and swim upstream to their original hatching place to lay and fertilize their eggs. Swimming upstream is hard work, and only the strongest complete the journey and spawn the next generation of salmon.
    See Full Answer
    Filed Under:
  • What Are Some Adaptations of a Seahorse?

    Q: What Are Some Adaptations of a Seahorse?

    A: Seahorse adaptations include elongated snouts and prehensile tails. The males have a brood pouch on the front side of their bodies. Seahorses mate for life, unlike other fish.
    See Full Answer
    Filed Under:

Explore Marine Life