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10 Things You Never Knew About Seahorses (Lindsay Aylesworth, Smithsonian Ocean)
Project Seahorse
Frequently asked questions about seahorses (iSeahorse)
Seahorse species (iSeahorse)


seahorse : any of a genus (Hippocampus of the family Syngnathidae) of small bony fishes that have the head angled downward toward the body which is carried vertically and are equipped with a prehensile tail — Webster

OneLook, Free Dictionary, Wiktionary


Seahorse (also written sea-horse and sea horse) is the name given to 45 species of small marine fishes in the genus Hippocampus. Having a head and neck suggestive of a horse, seahorses also feature segmented bony armour, an upright posture and a curled prehensile tail. — Wikipedia

Encyclopædia Britannica










Project Seahorse


WorldCat, Library of Congress, UPenn Online Books, Open Library





OER Commons: Open Educational Resources


News, NPR Archives






More News … - latest science and technology news stories internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine.

  • From 'biologically dead' to chart-toppingly...
    on April 21, 2022 at 2:01 pm

    It might surprise you to know that the River Thames is considered one of the world's cleanest rivers running through a city. What's even more surprising is that it reached that status just 60 years after being declared "biologically dead" by scientists at London's Natural History Museum. Yet despite this remarkable recovery, there's no room for complacency—the Thames still faces new and increasing threats from pollution, plastic and a rising population.

  • Iconic African game to be focus at world wildlife...
    on March 18, 2022 at 6:43 pm

    Iconic African wildlife such as elephants, big cats and rosewood trees will be central to discussions of the World Wildlife Conference slated for Panama later this year.

  • Florida's starving manatees reflect troubles in...
    on March 17, 2022 at 4:54 pm

    Ask the veterinarians and biologists collecting dead manatees along Florida's Atlantic coast this winter, and they'll tell you starvation is a slow and excruciating way to die.

  • Dead or alive: Seagrasses continue to release...
    on February 14, 2022 at 7:00 pm

    Seagrasses cover shallow coastal regions of temperate and tropical seas worldwide. Seagrass meadows form the basis of an essential ecosystem that is home to numerous animals, including endangered species of sea turtles, seahorses, and fishes. They also protect the coasts from erosion and sequester millions of tons of carbon dioxide from the atmosphere every year. But seagrass meadows also emit greenhouse gasses, especially methane, which has a much stronger effect on our climate than carbon […]

  • Researchers describe 70 new species in 2021
    on December 16, 2021 at 5:26 pm

    In 2021, researchers at the California Academy of Sciences added 70 new plant and animal species to the tree of life, enriching our understanding of Earth's complex web of life and strengthening our ability to make informed conservation decisions. The new species include 14 beetles, 12 sea slugs, nine ants, seven fish, six scorpions, five sea stars, five flowering plants, four sharks, three spiders, two sea pens, one moss, one pygmy pipehorse, and one caecilian. More than a dozen Academy […]


Here are links to pages about closely related subjects.

Knowledge Realm


Sphere Land, Ice, Water (Ocean), Air
Ecosystem Forest, Grassland, Desert, Arctic, Aquatic

Life Cell, Gene, Tree of Life
Plant Flower, Tree
Invertebrate Cuttlefish, Octopus, Ant, Bee, Butterfly, Spider, Lobster
Vertebrate Fish, Seahorse, Ray, Shark, Frog, Turtle, Tortoise, Dinosaur
Bird, Ostrich, Owl, Crow, Parrot
Mammal Bat, Rabbit, Giraffe, Camel, Horse, Elephant, Mammoth
Whale, Dolphin, Walrus, Seal, Polar Bear, Bear, Cat, Tiger, Lion, Dog, Wolf
Monkey, Chimpanzee, Human


1.   The resources on this page are are organized by a classification scheme developed exclusively for Cosma.