Docsity
Log inSign up
Docsity
Prepare for your exams
Prepare for your exams

Study with the several resources on Docsity

Earn points to download
Earn points to download

Earn points by helping other students or get them with a premium plan

Guidelines and tips
Guidelines and tips
Sell on Docsity
Sell on Docsity
Log inSign up

Prepare for your exams

Study with the several resources on Docsity

Find documents

Prepare for your exams with the study notes shared by other students like you on Docsity

Search Store documents

The best documents sold by students who completed their studies

Search through all study resources
Docsity AINEW

Summarize your documents, ask them questions, convert them into quizzes and concept maps

Explore questions

Clear up your doubts by reading the answers to questions asked by your fellow students

Earn points to download

Earn points by helping other students or get them with a premium plan

Share documents
download point icon20 Points

For each uploaded document

Answer questions
download point icon5 Points

For each given answer (max 1 per day)

All the ways to get free points
Get points immediately

Choose a premium plan with all the points you need

Study Opportunities

Choose your next study program

Get in touch with the best universities in the world. Search through thousands of universities and official partners

Community

Ask the community

Ask the community for help and clear up your study doubts

University Rankings

Discover the best universities in your country according to Docsity users

Free resources

Our save-the-student-ebooks!

Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors

From our blog

Exams and Study
Go to the blog

Lecture Slides on Yellow Perch Perca Flavescens | BIOL 310, Study notes of Biology

Lake Superior State University (LSSU)Biology
Prof. Geoffrey B. Steinhart

Material Type: Notes; Professor: Steinhart; Class: Ichthyology; Subject: Biology; University: Lake Superior State University; Term: Spring 2010;

Typology: Study notes

Pre 2010

Uploaded on 08/07/2009

koofers-user-b2a
koofers-user-b2a 🇺🇸

10 documents

1 / 3

Toggle sidebar

This page cannot be seen from the preview

Don't miss anything!

bg1
Yellow Perch
Perca flavescens
Taxonomy
•Kingdom- Animalia
•Phylum- Chordata
•Class- Actinopterygii
•Order- Perciformes
•Family- Percidae
•Genus- Perca
•Species- Perca flavescens
Identification
•Easily identified by 6-8 vertical black
bars on side
•Two separate dorsal fins with first
spiny and second rayed
•General yellow color, bur can be green
or silvery especially in younger fish
•Two anal spines
Yellow Perch vs. White Perch
•White perch is most easily confused
with yellow perch
•White perch has a connected dorsal
and no dark bars
pf3

Partial preview of the text

Download Lecture Slides on Yellow Perch Perca Flavescens | BIOL 310 and more Study notes Biology in PDF only on Docsity!

Yellow Perch

Perca flavescens

Taxonomy

  • Kingdom- Animalia
  • Phylum- Chordata
  • Class- Actinopterygii
  • Order- Perciformes
  • Family- Percidae
  • (^) Genus- Perca
  • Species- Perca flavescens

Identification

  • Easily identified by 6-8 vertical black bars on side
  • Two separate dorsal fins with first spiny and second rayed
  • General yellow color, bur can be green or silvery especially in younger fish
  • (^) Two anal spines

Yellow Perch vs. White Perch

  • White perch is most easily confused with yellow perch
  • White perch has a connected dorsal and no dark bars

Key Features

  • Protrusible, slightly sub-terminal mouth
  • Spines on fins
  • Ctenoid scales
  • First dorsal fin has 12-14 spines
  • Second dorsal fin has 12-13 soft rays
  • 57-62 scales on lateral line
  • Anteriorly placed pelvic fins

Swimming

  • Carangiform style
  • Slow swimmers, but can turn quickly
  • Use spines and schooling to avoid predation

Habits

  • Schooling fish, generally in groups of 50-
  • (^) Often times live in cover such as weeds or rocky areas, but will live in open areas
  • (^) Can be arranged by size, age and sex
  • Prefer warmer waters roughly 19-21 degrees C
  • Usually live 30 feet deep or shallower when these temperatures are present, move deeper in summer and winter though

Distribution and Status

  • Generally inhabits lakes or ponds but can live in slow moving rivers
  • (^) Found from the Atlantic Ocean to the Missouri river and from South Carolina to Nova Scotia
  • (^) Usually very common when present in an area
  • Stunted if under fished in small waters, but can be overfished (limits)