SlideShare a Scribd company logo
1 of 45
Download to read offline
¡Viva Vaquita!   Can We Save the World’s Most Endangered Marine Mammal Species? Thomas A. Jefferson Cetos Research Organization, San Diego, CA
Acknowledgements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Funding Sources Anonymous Foundation
Talk Outline ,[object Object],[object Object],[object Object],[object Object],[object Object]
Steller’s Sea Cow - EXTINCT The last individual killed in 1768, 27 years after discovery
Northern Elephant Seal - RECOVERED Reduced to about 50 individuals near turn of the 20th Century
Gray Whale - RECOVERED ENP Stock twice reduced to near extinction, but has since recovered
West Indian Monk Seal - EXTINCT Wiped out by sealing and collections for museums in the 1950s
Baiji - EXTINCT Declared extinct in 2006, as a result of habitat destruction
Take Home Message ,[object Object],[object Object],[object Object]
Six Species of Porpoises -  Four Species of  Phocoena Spectacled Porpoise Harbor Porpoise Burmeister’s Porpoise Vaquita
Two Species in Other Genera - Dall’s and Finless Porpoises Dall’s Porpoise Finless Porpoise
What’s a Vaquita? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],A. Robles
Vaquita Facts ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Species Only Described in  1958
Vaquita  Distribution Most restricted  distribution of  ANY marine  cetacean < 4,000 km 2  (1/4 the size of the LA area)
Shallow  Depths San Felipe Occurs only in the  shallow (10-50 m)  depths of the  northern Gulf of California
High Productivity San Felipe Vaquita habitat is  highly productive
The Problem - Gillnets
The Solution - Remove Gillnets ,[object Object],[object Object],[object Object],[object Object],[object Object]
History of the Population ,[object Object],[object Object],[object Object],[object Object],Source : Jaramillo-Legorreta  2008
Latest Abundance Estimate ,[object Object],[object Object],[object Object],[object Object]
Mexico’s Large Gillnet Fleet
Shrimp Trawling
Among Highest Conservation Priorities of All Mammals Vaquita Source : Isaac et al. 2007 -  “ Mammals  on the  EDGE…”
Existing Photos - Dead Porpoises A. Robles A. Robles
Best Photos Before 2008 - Blurry, Grainy Images G. Silber G. Ybarra Only previous photo  to show a vaquita face
October 2008 - San Felipe Photo Expedition
David Starr Jordan
After 18 Frustrating Days… Success! - High-Quality Photos
Then… 13  Sightings  in 13 Days! Rocas  Consag San Felipe Colorado  River Delta When seas were calm,  and we searched the right area, we found vaquitas
All Sightings in Vicinity of Rocas Consag Vaquita Rocas Consag
Rocas Consag This island can be seen from  anywhere in the range of  the species 87 m (285 ft)
The Importance of Calm Seas Beaufort 0-2/3, average Beau 0.92
Photo-identification  IS  Possible
Four Individuals IDed Nicola Mid-nick Top-nick Fingertip
Enforcement Both Navy and PROFEPA  were out in force
The End?…  Hopefully Not for the Vaquita!
2010 Field Work in Mexico ,[object Object],[object Object],[object Object],[object Object]
Creation of New Website www.vivavaquita.org
Sea Otter Classic Booth ,[object Object],[object Object],[object Object],[object Object]
Education and Public Awareness ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What you can do... ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
In 5 or 10 years, will the vaquita still be here? Illustration by Uko Gorter
Visit  www.vivavaquita.org to learn more about  how you can help… ¡Viva Vaquita!

More Related Content

Similar to Vaquita Presentation - Dr. Tom Jefferson

Southern Right Whales Population Analysis
Southern Right Whales Population AnalysisSouthern Right Whales Population Analysis
Southern Right Whales Population AnalysisDenise Enriquez
 
Sea turtles-final-copy-approved
Sea turtles-final-copy-approvedSea turtles-final-copy-approved
Sea turtles-final-copy-approvedLaurel Springs
 
Nantucket Research Paper
Nantucket Research PaperNantucket Research Paper
Nantucket Research PaperCheryl Brown
 
Victor Harbor Bay Case Study
Victor Harbor Bay Case StudyVictor Harbor Bay Case Study
Victor Harbor Bay Case StudyLisa Brown
 
What Is The Great Pacific Garbage Patch
What Is The Great Pacific Garbage PatchWhat Is The Great Pacific Garbage Patch
What Is The Great Pacific Garbage PatchTonya Carter
 
Climate Plays An Important Environmental Influence On...
Climate Plays An Important Environmental Influence On...Climate Plays An Important Environmental Influence On...
Climate Plays An Important Environmental Influence On...Lisa Jones
 
The Effect Of Ocean Pollution On Coral Reefs
The Effect Of Ocean Pollution On Coral ReefsThe Effect Of Ocean Pollution On Coral Reefs
The Effect Of Ocean Pollution On Coral ReefsVeronica Smith
 
Marine mammals have always fascinated me
Marine mammals have always fascinated meMarine mammals have always fascinated me
Marine mammals have always fascinated meeducationindiaoverseas
 
Q&A with Todd Steiner
Q&A with Todd SteinerQ&A with Todd Steiner
Q&A with Todd SteinerTracy Bishop
 
Environmental History Of The Oceans And Seas
Environmental History Of The Oceans And SeasEnvironmental History Of The Oceans And Seas
Environmental History Of The Oceans And SeasJennifer Perry
 
Q&A with Randall Arauz
Q&A with Randall ArauzQ&A with Randall Arauz
Q&A with Randall ArauzTracy Bishop
 
Benefits Of Keeping Marine Animals In Zoos
Benefits Of Keeping Marine Animals In ZoosBenefits Of Keeping Marine Animals In Zoos
Benefits Of Keeping Marine Animals In ZoosSonia Sanchez
 
Cetacean Bycatch Is A Problem
Cetacean Bycatch Is A ProblemCetacean Bycatch Is A Problem
Cetacean Bycatch Is A ProblemLorie Harris
 
Essay On Characteristics Of Dolphins
Essay On Characteristics Of DolphinsEssay On Characteristics Of Dolphins
Essay On Characteristics Of DolphinsCynthia Wilson
 
Jul 2007 Santa Barbara Audubon
Jul 2007 Santa Barbara AudubonJul 2007 Santa Barbara Audubon
Jul 2007 Santa Barbara Audubonxx5v4
 

Similar to Vaquita Presentation - Dr. Tom Jefferson (20)

Southern Right Whales Population Analysis
Southern Right Whales Population AnalysisSouthern Right Whales Population Analysis
Southern Right Whales Population Analysis
 
Coral Reef
Coral ReefCoral Reef
Coral Reef
 
Sea turtles-final-copy-approved
Sea turtles-final-copy-approvedSea turtles-final-copy-approved
Sea turtles-final-copy-approved
 
Nantucket Research Paper
Nantucket Research PaperNantucket Research Paper
Nantucket Research Paper
 
Victor Harbor Bay Case Study
Victor Harbor Bay Case StudyVictor Harbor Bay Case Study
Victor Harbor Bay Case Study
 
Oysters Decline
Oysters DeclineOysters Decline
Oysters Decline
 
What Is The Great Pacific Garbage Patch
What Is The Great Pacific Garbage PatchWhat Is The Great Pacific Garbage Patch
What Is The Great Pacific Garbage Patch
 
Oceans '11
Oceans '11Oceans '11
Oceans '11
 
Climate Plays An Important Environmental Influence On...
Climate Plays An Important Environmental Influence On...Climate Plays An Important Environmental Influence On...
Climate Plays An Important Environmental Influence On...
 
2014 Annual Report
2014 Annual Report2014 Annual Report
2014 Annual Report
 
The Effect Of Ocean Pollution On Coral Reefs
The Effect Of Ocean Pollution On Coral ReefsThe Effect Of Ocean Pollution On Coral Reefs
The Effect Of Ocean Pollution On Coral Reefs
 
Marine mammals have always fascinated me
Marine mammals have always fascinated meMarine mammals have always fascinated me
Marine mammals have always fascinated me
 
Q&A with Todd Steiner
Q&A with Todd SteinerQ&A with Todd Steiner
Q&A with Todd Steiner
 
Environmental History Of The Oceans And Seas
Environmental History Of The Oceans And SeasEnvironmental History Of The Oceans And Seas
Environmental History Of The Oceans And Seas
 
Q&A with Randall Arauz
Q&A with Randall ArauzQ&A with Randall Arauz
Q&A with Randall Arauz
 
Benefits Of Keeping Marine Animals In Zoos
Benefits Of Keeping Marine Animals In ZoosBenefits Of Keeping Marine Animals In Zoos
Benefits Of Keeping Marine Animals In Zoos
 
Environmental Crisis
Environmental CrisisEnvironmental Crisis
Environmental Crisis
 
Cetacean Bycatch Is A Problem
Cetacean Bycatch Is A ProblemCetacean Bycatch Is A Problem
Cetacean Bycatch Is A Problem
 
Essay On Characteristics Of Dolphins
Essay On Characteristics Of DolphinsEssay On Characteristics Of Dolphins
Essay On Characteristics Of Dolphins
 
Jul 2007 Santa Barbara Audubon
Jul 2007 Santa Barbara AudubonJul 2007 Santa Barbara Audubon
Jul 2007 Santa Barbara Audubon
 

Recently uploaded

Quality Assurance_GOOD LABORATORY PRACTICE
Quality Assurance_GOOD LABORATORY PRACTICEQuality Assurance_GOOD LABORATORY PRACTICE
Quality Assurance_GOOD LABORATORY PRACTICESayali Powar
 
UKCGE Parental Leave Discussion March 2024
UKCGE Parental Leave Discussion March 2024UKCGE Parental Leave Discussion March 2024
UKCGE Parental Leave Discussion March 2024UKCGE
 
How to Add a many2many Relational Field in Odoo 17
How to Add a many2many Relational Field in Odoo 17How to Add a many2many Relational Field in Odoo 17
How to Add a many2many Relational Field in Odoo 17Celine George
 
Human-AI Co-Creation of Worked Examples for Programming Classes
Human-AI Co-Creation of Worked Examples for Programming ClassesHuman-AI Co-Creation of Worked Examples for Programming Classes
Human-AI Co-Creation of Worked Examples for Programming ClassesMohammad Hassany
 
Patterns of Written Texts Across Disciplines.pptx
Patterns of Written Texts Across Disciplines.pptxPatterns of Written Texts Across Disciplines.pptx
Patterns of Written Texts Across Disciplines.pptxMYDA ANGELICA SUAN
 
Philosophy of Education and Educational Philosophy
Philosophy of Education  and Educational PhilosophyPhilosophy of Education  and Educational Philosophy
Philosophy of Education and Educational PhilosophyShuvankar Madhu
 
PISA-VET launch_El Iza Mohamedou_19 March 2024.pptx
PISA-VET launch_El Iza Mohamedou_19 March 2024.pptxPISA-VET launch_El Iza Mohamedou_19 March 2024.pptx
PISA-VET launch_El Iza Mohamedou_19 March 2024.pptxEduSkills OECD
 
Patient Counselling. Definition of patient counseling; steps involved in pati...
Patient Counselling. Definition of patient counseling; steps involved in pati...Patient Counselling. Definition of patient counseling; steps involved in pati...
Patient Counselling. Definition of patient counseling; steps involved in pati...raviapr7
 
CapTechU Doctoral Presentation -March 2024 slides.pptx
CapTechU Doctoral Presentation -March 2024 slides.pptxCapTechU Doctoral Presentation -March 2024 slides.pptx
CapTechU Doctoral Presentation -March 2024 slides.pptxCapitolTechU
 
Practical Research 1 Lesson 9 Scope and delimitation.pptx
Practical Research 1 Lesson 9 Scope and delimitation.pptxPractical Research 1 Lesson 9 Scope and delimitation.pptx
Practical Research 1 Lesson 9 Scope and delimitation.pptxKatherine Villaluna
 
Ultra structure and life cycle of Plasmodium.pptx
Ultra structure and life cycle of Plasmodium.pptxUltra structure and life cycle of Plasmodium.pptx
Ultra structure and life cycle of Plasmodium.pptxDr. Asif Anas
 
Diploma in Nursing Admission Test Question Solution 2023.pdf
Diploma in Nursing Admission Test Question Solution 2023.pdfDiploma in Nursing Admission Test Question Solution 2023.pdf
Diploma in Nursing Admission Test Question Solution 2023.pdfMohonDas
 
The Singapore Teaching Practice document
The Singapore Teaching Practice documentThe Singapore Teaching Practice document
The Singapore Teaching Practice documentXsasf Sfdfasd
 
Education and training program in the hospital APR.pptx
Education and training program in the hospital APR.pptxEducation and training program in the hospital APR.pptx
Education and training program in the hospital APR.pptxraviapr7
 
What is the Future of QuickBooks DeskTop?
What is the Future of QuickBooks DeskTop?What is the Future of QuickBooks DeskTop?
What is the Future of QuickBooks DeskTop?TechSoup
 
HED Office Sohayok Exam Question Solution 2023.pdf
HED Office Sohayok Exam Question Solution 2023.pdfHED Office Sohayok Exam Question Solution 2023.pdf
HED Office Sohayok Exam Question Solution 2023.pdfMohonDas
 
Drug Information Services- DIC and Sources.
Drug Information Services- DIC and Sources.Drug Information Services- DIC and Sources.
Drug Information Services- DIC and Sources.raviapr7
 
The Stolen Bacillus by Herbert George Wells
The Stolen Bacillus by Herbert George WellsThe Stolen Bacillus by Herbert George Wells
The Stolen Bacillus by Herbert George WellsEugene Lysak
 

Recently uploaded (20)

Quality Assurance_GOOD LABORATORY PRACTICE
Quality Assurance_GOOD LABORATORY PRACTICEQuality Assurance_GOOD LABORATORY PRACTICE
Quality Assurance_GOOD LABORATORY PRACTICE
 
UKCGE Parental Leave Discussion March 2024
UKCGE Parental Leave Discussion March 2024UKCGE Parental Leave Discussion March 2024
UKCGE Parental Leave Discussion March 2024
 
Prelims of Kant get Marx 2.0: a general politics quiz
Prelims of Kant get Marx 2.0: a general politics quizPrelims of Kant get Marx 2.0: a general politics quiz
Prelims of Kant get Marx 2.0: a general politics quiz
 
How to Add a many2many Relational Field in Odoo 17
How to Add a many2many Relational Field in Odoo 17How to Add a many2many Relational Field in Odoo 17
How to Add a many2many Relational Field in Odoo 17
 
Human-AI Co-Creation of Worked Examples for Programming Classes
Human-AI Co-Creation of Worked Examples for Programming ClassesHuman-AI Co-Creation of Worked Examples for Programming Classes
Human-AI Co-Creation of Worked Examples for Programming Classes
 
Patterns of Written Texts Across Disciplines.pptx
Patterns of Written Texts Across Disciplines.pptxPatterns of Written Texts Across Disciplines.pptx
Patterns of Written Texts Across Disciplines.pptx
 
Philosophy of Education and Educational Philosophy
Philosophy of Education  and Educational PhilosophyPhilosophy of Education  and Educational Philosophy
Philosophy of Education and Educational Philosophy
 
PISA-VET launch_El Iza Mohamedou_19 March 2024.pptx
PISA-VET launch_El Iza Mohamedou_19 March 2024.pptxPISA-VET launch_El Iza Mohamedou_19 March 2024.pptx
PISA-VET launch_El Iza Mohamedou_19 March 2024.pptx
 
Finals of Kant get Marx 2.0 : a general politics quiz
Finals of Kant get Marx 2.0 : a general politics quizFinals of Kant get Marx 2.0 : a general politics quiz
Finals of Kant get Marx 2.0 : a general politics quiz
 
Patient Counselling. Definition of patient counseling; steps involved in pati...
Patient Counselling. Definition of patient counseling; steps involved in pati...Patient Counselling. Definition of patient counseling; steps involved in pati...
Patient Counselling. Definition of patient counseling; steps involved in pati...
 
CapTechU Doctoral Presentation -March 2024 slides.pptx
CapTechU Doctoral Presentation -March 2024 slides.pptxCapTechU Doctoral Presentation -March 2024 slides.pptx
CapTechU Doctoral Presentation -March 2024 slides.pptx
 
Practical Research 1 Lesson 9 Scope and delimitation.pptx
Practical Research 1 Lesson 9 Scope and delimitation.pptxPractical Research 1 Lesson 9 Scope and delimitation.pptx
Practical Research 1 Lesson 9 Scope and delimitation.pptx
 
Ultra structure and life cycle of Plasmodium.pptx
Ultra structure and life cycle of Plasmodium.pptxUltra structure and life cycle of Plasmodium.pptx
Ultra structure and life cycle of Plasmodium.pptx
 
Diploma in Nursing Admission Test Question Solution 2023.pdf
Diploma in Nursing Admission Test Question Solution 2023.pdfDiploma in Nursing Admission Test Question Solution 2023.pdf
Diploma in Nursing Admission Test Question Solution 2023.pdf
 
The Singapore Teaching Practice document
The Singapore Teaching Practice documentThe Singapore Teaching Practice document
The Singapore Teaching Practice document
 
Education and training program in the hospital APR.pptx
Education and training program in the hospital APR.pptxEducation and training program in the hospital APR.pptx
Education and training program in the hospital APR.pptx
 
What is the Future of QuickBooks DeskTop?
What is the Future of QuickBooks DeskTop?What is the Future of QuickBooks DeskTop?
What is the Future of QuickBooks DeskTop?
 
HED Office Sohayok Exam Question Solution 2023.pdf
HED Office Sohayok Exam Question Solution 2023.pdfHED Office Sohayok Exam Question Solution 2023.pdf
HED Office Sohayok Exam Question Solution 2023.pdf
 
Drug Information Services- DIC and Sources.
Drug Information Services- DIC and Sources.Drug Information Services- DIC and Sources.
Drug Information Services- DIC and Sources.
 
The Stolen Bacillus by Herbert George Wells
The Stolen Bacillus by Herbert George WellsThe Stolen Bacillus by Herbert George Wells
The Stolen Bacillus by Herbert George Wells
 

Vaquita Presentation - Dr. Tom Jefferson