envirothon 2012 fisheries what is fisheries management current topics understanding streams using a...
TRANSCRIPT
![Page 1: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/1.jpg)
Envirothon 2012 Fisheries
WHAT IS FISHERIES MANAGEMENT
CURRENT TOPICS
UNDERSTANDING STREAMS
USING A DICHOTOMOUS FISH KEY
![Page 2: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/2.jpg)
Fisheries Management in
Missouri
PEOPLE – FISH - HABITAT
![Page 3: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/3.jpg)
![Page 4: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/4.jpg)
FEDERALLY-ENDANGEREDPALLID STURGEON
THREATS?
Current Topics
![Page 5: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/5.jpg)
![Page 6: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/6.jpg)
OCTOBER 1, 2010 – USFWS LISTED SHOVELNOSE STURGEON AS THREATENED NATIONWIDE, DUE TO
ITS SIMILARITY OF APPEARANCE WITH PALLID STURGEON
OCTOBER 1, 2010 – USFWS ALSO ENACTED A NATIONWIDE SPECIAL RULE THAT PROHIBITS
COMMERCIAL FISHING FOR SHOVELNOSE STURGEON – IN MISSOURI THIS INCLUDES THE ENTIRE MISSOURI RIVER AND THE MISSISSIPPI
RIVER DOWNSTREAM OF MEL PRICE L&D
Similarity of Appearance Ruling (SOA)
A Huge Change in Plans!
![Page 7: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/7.jpg)
OZARK HELLBENDER LISTING
(FEDERALLY ENDANGERED)
Current Topics
![Page 8: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/8.jpg)
![Page 9: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/9.jpg)
THREATS TO OZARK HELLBENDERS
CHYTRID FUNGUSSILTATION
WATER QUALITY
Current Topics
![Page 10: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/10.jpg)
ASIAN CARP
Current Topics
![Page 11: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/11.jpg)
![Page 12: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/12.jpg)
![Page 13: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/13.jpg)
FILTER FEEDING BY ASIAN CARP IS A THREAT TO NATIVE SPECIES, INCLUDING: PADDLEFISH,BIGMOUTH BUFFALO, GIZZARD SHAD AND LARVAE AND JUVENILES OF ALL SPECIES
Current Topics
![Page 14: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/14.jpg)
AQUATIC ORGANISM PASSAGE (AOP)
Current Topics
![Page 15: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/15.jpg)
EPHEMERALINTERMITTENT
PERENNIAL
REVIEW CONSERVATIONIST ARTICLE!
Three types of streams where AOP applies.
![Page 16: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/16.jpg)
![Page 17: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/17.jpg)
![Page 18: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/18.jpg)
WATERSHEDFLOODPLAIN
RIPARIAN CORRIDORCHANNEL
Understanding Streams
![Page 19: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/19.jpg)
![Page 20: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/20.jpg)
![Page 21: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/21.jpg)
![Page 22: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/22.jpg)
![Page 23: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/23.jpg)
![Page 24: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/24.jpg)
![Page 25: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/25.jpg)
![Page 26: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/26.jpg)
WATERSHEDFLOODPLAIN
RIPARIAN CORRIDORCHANNEL
Understanding Streams
![Page 27: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/27.jpg)
A Healthy Channel is Sinuous Channel
![Page 28: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/28.jpg)
= 10 MILES
620 ft
590 ft
![Page 29: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/29.jpg)
C A
= 5 MILES
620 ft
590 ft
![Page 30: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/30.jpg)
Gradient Velocity
620 ft
590 ft
10 MILES
620 ft
590 ft
5 MILES
Gradient = 3 ft per Mile
Gradient = 6 ft per Mile
![Page 31: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/31.jpg)
Headcut Erosion Upstream
![Page 32: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/32.jpg)
Deposition Downstream
![Page 33: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/33.jpg)
WATERSHEDFLOODPLAIN
RIPARIAN CORRIDORCHANNEL
Understanding Streams
![Page 34: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/34.jpg)
![Page 35: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/35.jpg)
![Page 36: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/36.jpg)
WATERSHEDFLOODPLAIN
RIPARIAN CORRIDORCHANNEL
Understanding Streams
![Page 37: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/37.jpg)
![Page 38: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/38.jpg)
Missouri Fish Identification
A dichotomous key is a tool used to ID trees, wildflowers, mammals, reptiles, rocks, and fish. "Dichotomous" means "divided into two parts.” Therefore, dichotomous keys always give two choices in each step.
![Page 39: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/39.jpg)
Start With Family
Begin at beginning.Need to use glossary for
definitions. One bad guess and you lose.Ex. Pectoral and pelvic fins
absent, Lampreys Go to page 38.
![Page 40: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/40.jpg)
On To Genus
Need to use pictures of anatomy. One bad guess and you lose.Ex. Eyes developed; Dorsal fin divided
into two distinct parts - go to page step 6.
![Page 41: Envirothon 2012 Fisheries WHAT IS FISHERIES MANAGEMENT CURRENT TOPICS UNDERSTANDING STREAMS USING A DICHOTOMOUS FISH KEY](https://reader035.vdocument.in/reader035/viewer/2022062519/5697c02c1a28abf838cd8e29/html5/thumbnails/41.jpg)