Fish Articles

• Ecology Research
  Nature
  Marine Biology
  Extinction
  Endangered Plants
  Food
   
  

  Trophic level

  In ecology, the trophic level is the position that an organism occupies in a food chain - what it eats, and what eats it. Wildlife biologists look at a natural "economy of energy" that ultimately ... > more
• Fish
  Marine Biology
  New Species
  Geography
  Sea Life
  Ecology Research
   
  

  Krill

  Krill are shrimp-like marine invertebrate animals. These small crustaceans are important organisms of the zooplankton, particularly as food for baleen whales, Mantas, whale sharks, Crabeater seals ... > more
• Mammals
  Endangered Animals
  New Species
  Marine Biology
  Extinction
  Animals
   
  

  Caribbean Monk Seal

  The Caribbean Monk Seal, the only seal ever known to be native to the Caribbean sea and the Gulf of Mexico, is now considered ... > more
• Birds
  Animals
  Endangered Animals
  Fish
  Fisheries
  Mammals
   
  

  Eagle

  Eagles are large birds of prey, which are found mainly in the Old World, with only two species (Bald Eagle and Golden Eagle) in North America, a few in South America and two (White-bellied Sea Eagle ... > more
• Marine Biology
  Ecology Research
  Nutrition
  Invasive Species
  Beer and Wine
  Sports Medicine
   
  

  Red tide

  "Red Tide" is a common name for a phenomenon known as an algal bloom, an event in which estuarine, marine, or fresh water algae accumulate rapidly in the water column, or "bloom". These algae, more ... > more
• Sea Life
  Marine Biology
  Fisheries
  Pests and Parasites
  Invasive Species
  Sports Medicine
   
  

  Jellyfish

  Jellyfish are marine invertebrates belonging to the Scyphozoa class, and in turn the phylum Cnidaria. The body of an adult jellyfish is composed of a bell-shaped, jellylike substance enclosing its ... > more
• Fish
  Fisheries
  Wild Animals
  Marine Biology
  Invasive Species
  Zoology
   
  

  Goldfish

  The goldfish was one of the earliest fish to be domesticated, and is still one of the most commonly kept aquarium fish. A relatively small member of the carp family , the goldfish is a domesticated ... > more
• Fisheries
  Mating and Breeding
  Fish
  Animals
  Invasive Species
  Wild Animals
   
  

  Horseshoe crab

  The horseshoe crab (Limulus polyphemus) is an arthropod that is more closely related to spiders than crabs. Horseshoe crabs possess the rare ability to regrow limbs lost. Limulus has been extensively ... > more
• Fossils
  Geography
  Geology
  Origin of Life
  Extinction
  Environmental Policy
   

  Paleozoic

  The Paleozoic Era is a major division of the geologic timescale, one of four geologic eras. The Paleozoic includes six geologic periods; from oldest to youngest -- the Cambrian, Ordovician, Silurian, ... > more
• Ecology Research
  Ecology
  Marine Biology
  Invasive Species
  Ecosystems
  Water
   
  

  Algal bloom

  An algal bloom or marine bloom or water bloom is a rapid increase in the population of algae in an aquatic system. Algal blooms may occur in freshwater as well as marine environments. Typically only ... > more

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