Lesson #8 - Deep-sea Cnidarians POWERPOINT
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Orange Sea Pen
Ptilosarcus gurneyi
Intro
• Geographic range -
northeastern Pacific
Ocean, from Alaska
to southern, CA
• Other name - fleshy sea pen
• Common name – resemblance to
feather quill in ink bottle
• Family Pennatulidae
• Colonial cnidarians or “stinging cell
animals” along with coral and anemone
• Height – up to 46
centimeters (18
in.)
• Habitat - deep water (14 - 225
meters (46 - 738 ft.) anchored by
base in sand or mud
• Color - white,
yellow or orange
Image credit: Stan Shebs
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