SEA SCORPIONS

By Bryant Alexander, Period 2

STAY OUT OF THE WATER

  • Low tide Zone, Tide Pools
  • Usually wet , Dry only in very low tide

THE STRUGGLE

  • Spends most of time in tide pools so salinity changes a lot
  • Body is not well adapted for long exposure to air
  • Also part of low tide zone has to fight for space and usually is sessile on the ground or substrate
  • Does not adapt well to sudden changes in temperature

Adapted Well

  • Flat body,
  • large fins help it stay connected to substrate
  • No swim bladder so it can stay on substrate.

MOVEMENT AND EATING

  • They are nocturnal feeders and make effective use of their cryptic coloration when they stalk or ambush prey.
  • Young banded sculpins consume aquatic insect immatures, including caddisflies, mayflies
  • Mature sculpin eat mostly crayfish.
  • Do not move much only during night

PREDATORS

  • Birds, Snakes, and other Sculpin
  • Ex. belted kingfishers and great blue herons
  • Northern Water Snakes
  • Adult Sculpin eat younger sculpin for comepetition

CITATIONS