Syngnathids Flashcards
Syngnathids include which animals?
Seahorse, pipefish, pipehorse and seadragons.
Males have a what for young?
Marsupium (pouch) or use ventral gluing.
Many species use what mating system?
Monogamy or polyandry.
Small brood size means what for these animals? Male brooding?
Limits potential reproductive rate.
Young depend on parental survival far longer than most fish.
What is the local species? Where do they live? What’s an odd fact about them?
Northern pipefish.
Estuaries, coves, bays, inlets where eelgrass and/or seaweed abundant.
Roll eyeballs separately.
Pipefish breed when? What do males do?
March to August.
Nurse the eggs in the brood pouch.
The protruding _____ of the female is inserted into the opening of the _____ of the male and a dozen or more eggs are passed over.
Oviduct; pouch.
When does fertilization take place?
During transference of eggs from one parent to other.
It has been established for the European pipefish that the embryos within the eggs are nourished by what? What does it function as?
Epithelial lining layer of the pouch.
Placenta.
Incubation and maturity take roughly how long?
10 days.
1 year.
