Jellyfish

A:

Jellyfish are carnivores and excellent predators. They sting with tentacles to subdue small aquatic fish, and eat the eggs and invertebrates that stick to their tentacles.

See Full Answer
Filed Under:
  • Where do box jellyfish live?

    Q: Where do box jellyfish live?

    A: According to National Geographic, box jellyfish, also called sea wasps, live off the coastal waters of Northern Australia and throughout the Indo-Pacific. Box jellyfish also are frequently found off the coasts of Vietnam, Hawaii and the Philippines.
    See Full Answer
    Filed Under:
  • What do moon jellyfish eat?

    Q: What do moon jellyfish eat?

    A: Moon jellyfish primarily eat planktonic crustaceans, but they also eat other small plankton including molluscs, fish eggs and smaller jellyfish. They catch their food with sticky mucus that lines the underside of their bells and then direct it into their four stomach pouches with their tentacles.
    See Full Answer
    Filed Under:
  • What are the body parts of a jellyfish?

    Q: What are the body parts of a jellyfish?

    A: A jellyfish's body is made up mainly of water, along with a jelly-like substance called mesoglea, tentacles, a mouth and a thin layer of skin. Its body is around 90 percent water and its skin is only one cell thick.
    See Full Answer
    Filed Under:
  • How do jellyfish swim?

    Q: How do jellyfish swim?

    A: Jellyfish swim by opening and closing a part of their body called the bell, which is the transparent, sack like part of their body that the tentacles hang from. The bell catches water when it opens and ejects it when it closes, propelling the jellyfish forward.
    See Full Answer
    Filed Under:
  • What are some predators of the jellyfish?

    Q: What are some predators of the jellyfish?

    A: Some predators of the jellyfish include other jellyfish, sunfish, some sea turtles and humans. Occasionally birds and other fish will bite around the non-venomous inner tissue of the jellyfish, dodging the outer tentacles altogether.
    See Full Answer
    Filed Under:
  • Can you get a pet jellyfish for kids?

    Q: Can you get a pet jellyfish for kids?

    A: Non-poisonous jellyfish, such as Moon jellyfish and Blue Blubber jellyfish, are widely available and appropriate as pets for children. Pet jellyfish for kids require a special aquarium and fish-specific diets.
    See Full Answer
    Filed Under:
  • How does a jellyfish move?

    Q: How does a jellyfish move?

    A: Jellyfish move by floating with the ocean's currents, jet propulsion or by using cilia. Jellyfish typically move deep in the water, though some move in shallow water. Man-o'-wars float on top of the water.
    See Full Answer
    Filed Under:
  • What is a red jellyfish?

    Q: What is a red jellyfish?

    A: The red jellyfish, Tiburonia granrojo, is a large, predatory species of jellyfish living deep in the Pacific Ocean. Dark red in color, it grows to 2 to 3 feet in diameter and has a fleshy appearance.
    See Full Answer
    Filed Under:
  • What kinds of food do jellyfish eat?

    Q: What kinds of food do jellyfish eat?

    A: Jellyfish are opportunistic carnivores that will eat almost anything they come across. Smaller jellyfish consume plankton, larger ones eat fish eggs, crustaceans and snails, and the very largest jellyfish can catch and eat whole fish. Jellyfish can also be cannibalistic.
    See Full Answer
    Filed Under:
  • How are jellyfish scientifically classified?

    Q: How are jellyfish scientifically classified?

    A: Jellyfish are animals of the phylum Cnidaria, class Scyphozoa, order Semaeostomeae and family Cyaneidae. The phylum Cnidaria is an incredibly ancient group of invertebrate animals, stretching back hundreds of millions of years. Jellyfish are among the oldest types of multicellular animals. True jellyfish have a number of distinguishing characteristics by which they are classified.
    See Full Answer
    Filed Under:
  • What are jellyfish made of?

    Q: What are jellyfish made of?

    A: Jellyfish are made of 95 percent water and 5 percent solid matter. The solid matter is composed of three layers: the epidermis is the outer layer, the mesoglea or the jelly is the middle layer and the gastrodermis is the inner layer.
    See Full Answer
    Filed Under:
  • Are jellyfish carnivores, herbivores or omnivores?

    Q: Are jellyfish carnivores, herbivores or omnivores?

    A: Jellyfish are carnivores and excellent predators. They sting with tentacles to subdue small aquatic fish, and eat the eggs and invertebrates that stick to their tentacles.
    See Full Answer
    Filed Under:
  • Q: What is an example of phylum Cnidaria?

    A: One example of the phylum Cnidaria is coral. Cnidaria is an extremely diverse group of aquatic creatures, some of which swim freely through the ocean, and some of which, such as coral, appear more like plants than animals. Like starfish, cnidarians have radial body plans.
    See Full Answer
    Filed Under:
  • How do you make a jellyfish tank?

    Q: How do you make a jellyfish tank?

    A: Although there are several approaches to making a jellyfish tank, the most straightforward method involves modifying the filtration system of an existing home aquarium. The required supplies are a 5-gallon aquarium with lid light, an under-gravel filter plate with modular air tube, rigid filter tubing, 7 pounds of glass aquarium substrate beads, a small air pump, distilled water and a bag of seawater aquarium salt mix.
    See Full Answer
    Filed Under:
  • Q: What are some stingray adaptations?

    A: Some stingray adaptations include a flat body, the location of the mouth and strong senses. The flat body of the stingray allows it to swim on the ocean floor or bury itself in the sand where it lurks for food, which is why the mouth is conveniently located on the underside of the body.
    See Full Answer
    Filed Under:
  • Q: When does the box jellyfish come to shore?

    A: The box jellyfish comes to shore from 8 to 12 days after a full moon event. This was determined by a study done by the University of Hawaii at Manoa in a period that extended for 14 years of monthly data.
    See Full Answer
    Filed Under:
  • Q: Is there an immortal jellyfish?

    A: There is a species of jellyfish that theoretically live forever; it is called the Turritopsis dohrnii. It lives in the Mediterranean Sea and around the waters of Japan.
    See Full Answer
    Filed Under:
  • What is the habitat of the jellyfish?

    Q: What is the habitat of the jellyfish?

    A: Jellyfish can be found in oceans throughout the world, and some even live in saltwater lakes. In general, jellyfish prefer the warm temperatures of tropical waters, although there are a few species that dwell in cold or even frigid waters in the Arctic and Antarctic.
    See Full Answer
    Filed Under:
  • Q: What do box jellyfish eat?

    A: Box jellyfish eat shrimp, fish and worms by using their tentacles to sting prey and then pulling the prey into their mouths. Many species of jellyfish eat their prey in this manner.
    See Full Answer
    Filed Under:
  • Q: Where do jellyfish live?

    A: There are many different species of jellyfish and most of these, including the moon jellyfish, live in the world's oceans. Jellyfish species were not originally found all over the world's oceans, but they were moved around by accident over many years by ships.
    See Full Answer
    Filed Under:
  • Q: Where do blue bottle jellyfish live?

    A: The blue bottle jellyfish lives in tropical waters in the Indian Ocean and the Caribbean Sea and off the entire coast of Australia. The jellies float near the surface of the water and often wash up onshore.
    See Full Answer
    Filed Under:

Explore Marine Life