Dictionary » P » Perch



(Science: zoology)

1. Any fresh water fish of the genus perca and of several other allied genera of the family Percidae, as the common American or yellow perch (Perca flavescens, or Americana), and the European perch (P. Fluviatilis).

2. Any one of numerous species of spiny-finned fishes belonging to the Percidae, Serranidae, and related families, and resembling, more or less, the true perches. Black perch. The black bass. The flasher. The sea bass. Blue perch, the cunner. Gray perch, the fresh water drum. Red perch, the rosefish. Red-bellied perch, the long-eared pondfish. Perch pest, a small crustacean, parasitic in the mouth of the perch. Silver perch, the yellowtail. Stone, or striped, perch, the pope. White perch, the Roccus, or Morone, Americanus, a small silvery serranoid market fish of the atlantic coast.

Origin: OE. Perche, F. Perche, L. Perca, fr. Gr.; cf. Dark-coloured, Skr. Pni spotted, speckled, and E. Freckle. To come to rest, settle; Misfortune lighted upon him.

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Biology Lab report Advice.....HELP

... progress of these organisms. I do know he is talking the animals that I dissected from the animal kingdom which are: clams, starfish, crawfish, perch, and fetal pig can someone give me an example of how he wants me to do this.(Please don use the above animals; that for me to do) any animal would ...

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by littlebittygirl
Thu Oct 22, 2009 7:22 pm
Forum: General Discussion
Topic: Biology Lab report Advice.....HELP
Replies: 2
Views: 1767

Fetal Pig Dissection

... - the sows are impregnated purposely so that the fetuses become another "product." Only the rats and frogs (and maybe the sharks and perch) are specifically bred for dissection. But nobody has soft-and-fuzzy feelings for rats...

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by Darby
Sun Jan 14, 2007 1:32 pm
Forum: Zoology Discussion
Topic: Fetal Pig Dissection
Replies: 36
Views: 22280

Fertilizing eggs

... eggs externally...My cockteil keeps laying them and they sit and sit, diligently...No little birds, ever...He won't touch her...He does hump his perch though...I wish he would get smart but this is like the 5th batch that I know he won't figure it out now...Any advice? :D

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by mofmars3
Sun Jul 30, 2006 1:07 am
Forum: Zoology Discussion
Topic: birds
Replies: 15
Views: 8804

The Fiber Disease

... frequently seen clinging to sponges and gorgonians on the deep water banks of Sneezy and Wicked. Although they appear permanently attached, they perch with a cluster of claw-like cirri, and if disturbed can swim briefly by rapidly flapping their arms

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by London
Wed Apr 12, 2006 8:49 pm
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 6245957

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