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TRANSCRIPT
Año Nuevo State Park
• Elephant Seal Facts
• Elephant Seal Life Cycle
• Elephant Seal Research
• Plastic and Marine Life
• Año Nuevo Island
Interpretive Guide
California Pinnipeds Pinnipeds include
Seals, Sea Lions (and Fur Seals), and Walruses Elephant Seal Facts Año Nuevo State Park
Anatomy: Elephant Seal versus Sea Lion
Diagrams by Bozena Jantulik
Elephant Seal Facts Año Nuevo State Park
Northern Elephant Seal Fact Sheet Año Nuevo State Park Elephant Seal Facts
Northern Elephant Seal Fact Sheet Año Nuevo State Park Elephant Seal Facts
Male Nose Growth with Age
Weaner
3 year – Juvenile
8 year – Mature Adult
12 year – Alpha Bull
Elephant Seal Facts Año Nuevo State Park
Northern Elephant Seal Growth Elephant Seal Facts Año Nuevo State Park
N. Elephant Seal: Total Population Total Population = 4 x pups born
Elephant Seal Facts Año Nuevo State Park
N. Elephant Seal: Año Nuevo Population Total Population = 4 x pups born Elephant Seal Facts Año Nuevo State Park
Male Survivorship Elephant Seal Facts Año Nuevo State Park
Female Survivorship Elephant Seal Facts Año Nuevo State Park
N. Elephant Seal Colonies and Tag Colors
Photo credit: www.elephantseal.org
Photo credit: www.topp.org
Elephant Seal Facts Año Nuevo State Park
Elephant Seals Hunted to Near Extinction
Hatch's sea elephant harness oil: obtainable wholesale and retail
from the sole manufacturers J. Hatch & Co., Invercargill, N.Z. - 1906
Tasmanian Archive and Heritage Office
Elephant Seal Facts Año Nuevo State Park
Elephant Seal Diet Elephant Seal Facts Año Nuevo State Park
Morphology of Pinnipeds Elephant Seal Facts Año Nuevo State Park
Bulls Establish Dominance in December
Photo credit: Peter Spicer, 2012
E-Seal Life Cycle Año Nuevo State Park
Alpha Bull with His Harem
Photo credit: Nicole Teutschel, UCSC, 2009
E-Seal Life Cycle Año Nuevo State Park
Birth of a Pup E-Seal Life Cycle Año Nuevo State Park
Photo credits:
Stealing Beauty
Photography
Scavenger Sea Gulls Eating After-Birth Tissue E-Seal Life Cycle Año Nuevo State Park
Photo credits:
Stealing Beauty
Photography
Females (Cows) and Nursing Pups
Photo credit: Peter Spicer, 2012
E-Seal Life Cycle Año Nuevo State Park
Pups Gain 10 Pounds per Day with 55% Milk Fat
Photo credits: www.sanmateocoastnha.com
E-Seal Life Cycle Año Nuevo State Park
Weaner Life: Healthy Weight and
Swimming / Underwater Breathing Practice
Photo credit: Peter Spicer, 2012
Photo credit: www.sanmateocoastnha.com
E-Seal Life Cycle Año Nuevo State Park
Mating
Photo credits:
Frank Balthis
E-Seal Life Cycle Año Nuevo State Park
Male and Female “Catastrophic” Molting
Photo credits: Rodger Alsobrook, www.sanmateocoastnha.com
E-Seal Life Cycle Año Nuevo State Park
Fatal Shark Bite
Photo credits: Pat Morris, 2010
E-Seal Life Cycle Año Nuevo State Park
Attaching Time-depth-recorder
and Satellite (GPS) Tags
Photo credit: NicoleMarieTeutschel, 2008, UC Santa Cruz Long Marine Lab, CA
Tagging of Pacific Predators (TOPP), www.topp.org
E-Seal Research Año Nuevo State Park
Diagram credit: www.topp.org
E-Seal Research Año Nuevo State Park
Single Elephant Seal Track
(Penelope, UCSC, 2008)
Photo credit: www.topp.org
Photo credit: www.topp.org (post-molt migration tracks)
E-Seal Research Año Nuevo State Park
4000 – 7500 mile Round-trip Migration
(2x per year)
Heart Rates at Surface and During Dive
Credit: Heart Rates of Northern Elephant Seals Diving at Sea and Resting on the Beach.
R. D. Andrews and others, 1997. Journal of Experimental Biology, 200, 2083-2095.
E-Seal Research Año Nuevo State Park
Seal Caught in Plastic Toilet Seat
Photo credit: Frank Balthis
Plastic and Marine Life Año Nuevo State Park
Neck Injuries Due to Plastic Lines and Nets
Photo credit: Guy Oliver
Plastic and Marine Life Año Nuevo State Park
Photo credit: Peter Spicer
Curious by nature, a Hawaiian monk seal gets caught
in fishing tackle off Kure Atoll, Pacific Ocean
Photo credit: www.plasticoceans.net
Plastic and Marine Life Año Nuevo State Park
Plastic Debris Affects All Marine Life Photo credit: Santa Cruz Sentinel
Photo credit: NOAA
Plastic and Marine Life Año Nuevo State Park
Año Nuevo Island - Ocean Side View - 1953
Photo credit: U.S. Coast Guard Historian’s Office, Washington, D.C.
Año Nuevo Island Año Nuevo State Park
Steel Light Tower and Water Tank - 1957
Photo credit:
California State Parks
The oil lens lantern was originally installed on top of the water tank.
In 1913, a steel tower was built to hold the lantern.
Año Nuevo State Park Año Nuevo Island
Año Nuevo Island Light Station - 1948
Photo credit: Reginald McGovern photograph,
Courtesy, U.S. Lighthouse Society, San Francisco, CA
Año Nuevo State Park Año Nuevo Island
Auklet Habitat Restoration
Photo credit:. www.oikonos.org
Año Nuevo State Park Año Nuevo Island
RHAU = Rhinoceros Auklet
CAAU = Cassin’s Auklet
Nest Modules Installed Underground
Rhinoceros Auklet
Project Team: Frank Balthis, Ziad Bawarshi, Mike Merritt, Katrina Ricca, Peter Spicer, May 2013