Draft

Warm Water Nonn

Warm Water Nonn

Species Resear

Species Resear

Program Program

25 January 2006 25 January 2006

Matthew E. Andersen Matthew E. Andersen

SBSC - GCMRC
Guidance to GCMR

Guidance to GCM

 Glen Canyon Dam releases are war

Glen Canyon Dam releases are war

potential risks from potential risks from nonnatives nonnatives inc

inc

 AMWG and TWG direct developm

AMWG and TWG direct developm

research program to address immed

research program to address immed

from warm water nonnative species from warm water nonnative specie

 AMWG and TWG direct conduct o

AMWG and TWG direct conduct 

workshop workshop

 GCMRC translates workshop resul

GCMRC translates workshop resul

research program research program
Presentation Object

Presentation Object

 Present Research Areas Present Research Areas Present Research Projects Overview Present Research Projects Overview

 Highlight projects and associated bud

Highlight projects and associated bud

for 2006 for 2006

 Propose TWG motions for AMWG Propose TWG motions for AMWG 

consideration consideration
December ’05 Workshop 

December ’05 Workshop 

 Recommendations Recommendations

 Summarized in Summarized in 

handout handout

 Research Areas Research Areas

 Risk Water Quality Water Quality 

Monitoring Monitoring

 Fish Monitoring Fish Monitoring Control Control
Research Areas For

Research Areas For

 Problem Statement Problem Statement Research Questions Research Questions Research Research Projects Projects

 Most projects intended Most projects intended 

for 2007 and beyond for 2007 and beyond

 All proposed projects All proposed projects 

included included

 Projects recommended Projects recommended 

for initiation in 2006 are for initiation in 2006 are highlighted highlighted
Risk Problem Statem

Problem Statem

 The nonnative warm The nonnative warm 

water species that pose water species that pose the greatest risk to native the greatest risk to native fishes in the Grand fishes in the Grand Canyon are not known Canyon are not known with certainty with certainty

(Illustratio (Illustrations: AFS) ns: AFS)
Risk Projects Projects

 2006: Risk of invasion based on life 

: Risk of invasion based on life 

(BOR)

 2006: Monitor nonnative species so

: Monitor nonnative species so

policies and control as necessary; policies and control as necessary; L

L

confluence, and lower GC confluence, and lower GC

 Risk analysis Risk analysis – incorporate life histo

incorporate life hist

environmental data, species interac

environmental data, species interac

 Nonnative species control policies 

Nonnative species control policies 

(AZGF & GCMRC) (AZGF & GCMRC)
Risk Projects (cont

Projects (cont

 Conduct Conduct ex situ ex situ and in situ in situ experime

experime

distinguishing and determining com

distinguishing and determining com

predation predation

 Develop rapid response plan Develop rapid response plan
Water Quality Monito

Water Quality Monito

Problem Statemen

Problem Statemen

 Fall 2005 Glen Canyon Fall 2005 Glen Canyon 

Dam releases were Dam releases were warmer than historic; warmer than historic; dissolved oxygen was dissolved oxygen was low. A better low. A better understanding of how understanding of how native and nonnative native and nonnative fishes will respond to fishes will respond to warmer temperatures is warmer temperatures is needed. needed.
Water Quality Monito

Water Quality Monito

Projects Projects

 In Lake Powell and Colorado River 

In Lake Powell and Colorado River 

Canyon, conduct Canyon, conduct

 Monitoring Monitoring Modeling Modeling
Fish Monitoring Fish Monitoring Problem S

Problem S

 Need to improve characterization o

Need to improve characterization o

and abundance of native and nonn

and abundance of native and nonn

and crayfish in GC. Methods need 

and crayfish in GC. Methods need 

impacts to native fishes. impacts to native fishes.
Fish Monitoring Fish Monitoring Pro

Pro

 2006: Investigate acoustic technolo

: Investigate acoustic technolo

 DIDSON camera (fish assemblages) DIDSON camera (fish assemblages) Acoustic tags (fish movements) Acoustic tags (fish movements)

 Nonnative fishes movement studie

Nonnative fishes movement studie

 2006: LCR 2006: Diamond Creek and below : Diamond Creek and below Inner gorge and tributaries Inner gorge and tributaries
Fish Monitoring Fish Monitoring Projects 

Projects 

 Increased, more effective, Increased, more effective, mainstem mainstem  Use remote PIT tag monitoring to 

Use remote PIT tag monitoring to 

movement of tagged fishes, especia

movement of tagged fishes, especia

 Study effects of trammel nets, espe

Study effects of trammel nets, espe

native fishes native fishes
Control Control Problem State

Problem State

 How do we control nonnative warm 

How do we control nonnative warm 

species in Grand Canyon? species in Grand Canyon?

Illustration: NGS
Control Control Projects Projects

 Investigate control methods and ge

Investigate control methods and ge

effectiveness effectiveness

 Monitor nonnative species sources 

Monitor nonnative species sources 

applicable policies and controls as n

applicable policies and controls as n

 Channel Channel catfifsh catfifsh, smallmouth bass, an

, smallmouth bass, an

carp in LCR and carp in LCR and mainstem mainstem

 Brown trout in inner gorge tributaries Brown trout in inner gorge tributaries Small-bodied fishes bodied fishes
Control Control Projects Projects

 Investigate proportion of Investigate proportion of nonnativ

nonnativ

to gear; use sonic technologies to gear; use sonic technologies

 Determine distribution and relative 

Determine distribution and relative 

of crayfish in GC of crayfish in GC

 Support research into genetic/mole

Support research into genetic/mole

of crayfish of crayfish

 Investigate safety, effectiveness, an

Investigate safety, effectiveness, an

for using for using praziquantel praziquantel to treat indiv

to treat indiv

Asian tapeworm Asian tapeworm
Proposed Proposed 2006 Projects 2006 Projects S

S

 2006: Risk of invasion based on life histories (B

: Risk of invasion based on life histories (B

 2006: Monitor nonnative species so : Monitor nonnative species sources; initia

urces; initia

control as necessary; control as necessary; LCR, LCR confluence, an

LCR, LCR confluence, a

 2006: Investigate acoustic technologies : Investigate acoustic technologies

 DIDSON camera (fish assemblages) DIDSON camera (fish assemblages) ($50K) Acoustic tags (fish movements) Acoustic tags (fish movements) ($50K)

 Nonnative fishes movement studies Nonnative fishes movement studies

 2006: LCR ($30K) 2006: Diamond Creek and below : Diamond Creek and below ($80K)

 Add warm water species biologist at GCMRC 

Add warm water species biologist at GCMRC 

 Estimated additional 2006 funds needed

Estimated additional 2006 funds needed
Proposed TWG Mot

Proposed TWG Mot

 GCMRC will prepare work plans for all 

GCMRC will prepare work plans for all 

warm water nonnative species projects. 

warm water nonnative species projects. 

not later than 24 February 2006. not later than 24 February 2006.

 Funds estimated for 2006 ($210K) are a

Funds estimated for 2006 ($210K) are a

to review of work plans. to review of work plans.

 GCMRC enters into cooperative agreem

GCMRC enters into cooperative agreem

warm water species biologist, who, in tu

warm water species biologist, who, in tu

proceed with complete development of 

proceed with complete development of 

species research program for TWG revie

species research program for TWG revi

 Implementation of full program initiated 

Implementation of full program initiated