Feeding, social and migration behavior of bowhead whales, Balaena mysticetus, in
Baffin Bay vs. the Beaufort Sea--regions with different amounts of human activity.
W. JOHN RICHARDSON, KERWIN J. FINLEY, GARY W. MILLER,
ROLPH A. DAVIS AND WILLIAM R. KOSKI ......................................................................1

Intraspecific genetic differentiation in California sea lions (Zalophus californianus)
from Southern California and the Gulf of California.
JESUS E. MALDONADO, FLAVIO ORTA DAVILA, BRENT S. STEWART,
ELI GEFFEN AND ROBERT K. WAYNE ............................................................................46

Detection of sea otters in boat-based surveys of Prince William Sound, Alaska.
MARK S. UDEVITZ, JAMES L. BODKIN AND DANIEL P. COSTA ................................59

NOTES

The relationship between heart mass and body mass for three cetacean genera: narrow
allometry demonstrates interspecific differences.
SAM H. RIDGWAY AND SUZANNE KOHIN ....................................................................72

Live sighting of Mesoplodon cf. M. mirus, True's beaked whale.
MICHAEL TOVE ..................................................................................................................80

Statistical classification of diving behavior.
JASON F. SCHREER AND J. WARD TESTA ......................................................................85

Splenic oxygen storage and blood viscosity in seals.
ROBERT ELSNER AND HERBERT J.MEISELMAN ..........................................................93

Photographic resight of a humpback whale between Western Australia
and Antarctic Area IV.
PETER C. GILL AND CHRISTOPHER L. K. BURTON ......................................................96

Responses to calf entanglement in free-ranging bottlenose dolphins.
JANET MANN, RACHEL A. SMOLKER AND BARBARA B. SMUTS ..........................100

BOOKS

Reviews ................................................................................................................................107

The Sierra Club Handbook of Seals and Sirenians. Randall R. Reeves,
Brent S. Stewart and Stephen Leatherwood. Illustrations by Pieter A. Folkens.
Sierra Club Books, San Francisco, CA.
Reviewed by Daniel K. Odell.

BUSINESS

Constitution of the Society for Marine Mammalogy .................................................................109

LETTERS .............................................................................................................................115

MEMORIES

Francis H. "Bud" Fay .............................................................................................................116

NEWS .................................................................................................................................119

ERRATUM ..........................................................................................................................119

GUIDE FOR AUTHORS .....................................................................................................120

Blood chemistry of wild harbor porpoises Phocoena phocoena (L.).
H. N. KOOPMAN, A. J. WESTGATE, A. J. READ AND D. E. GASKIN .........................123

Retinal ganglion cell size and distribution predict visual capabilities of Dall's porpoise.
TSUKASA MURAYAMA, HIROAKI SOMIYA, ICHIRO AOKI
AND TAKEO ISHIL ...........................................................................................................136

Morbillivirus infection in two species of pilot whales (Globicephala sp.) from the
western Atlantic.
PADRAIG J. DUIGNAN, CAROL HOUSE, JOSEPH R. GERACI, GREG EARLY,
HEATHER G. COPLAND, MICHAEL T. WALSH, GREGORY D. BOSSART,
CAROLYN CRAY, SAMUEL SADOVE, DAVID J. ST. AUBIN
AND MICHAEL MOORE ...................................................................................................150

Skin biopsy sampling of beluga whale carcasses: assessment of biopsy darting factors
for minimal wounding and effective sample retrieval.
N. J. PATENAUDE AND B. N. WHITE .............................................................................163

Orphan-induced lactation in Tursiops and analysis of collected milk.
SAM RIDGWAY, TRICIA KAMOLNICK, MICHELLE REDDY,
CHRISTINE CURRY AND RAYMOND J. TARPLEY ......................................................172

Mitochondrial DNA variability of striped dolphins (Stenella coeruleoalba) in the Spanish
Mediterranean waters.
J. GARCIA-MARTINEZ, E. BARRIO, J. A. RAGA AND A. LATORRE ...........................183

Ventilatory rate differences between surface-feeding and non-surface-feeding
fin whales (Balaenoptera physalus) in the waters off eastern Long Island,
New York, U.S.A., 1981-1987
ARTHUR H. KOPELMAN AND SAMUEL S. SADOVE ...................................................200

Survival of five species of captive marine mammals.
ROBERT J. SMALL AND DOUGLAS P. DEMASTER ......................................................209

NOTES

Sex ratio of the Gulf of Maine humpback whale population.
PHILLIP J. CLAPHAM, MARTINE BERUBE AND DAVID K. MATTILA .....................227

Observations of Risso's dolphins, Grampus griseus, with gray whales, Eschrichtius
robustus.
KIM E. W. SHELDEN, ALAN BALDRIDGE AND DAVID E. WITHROW ......................231

An anomalously pigmented form of the short-beaked common dolphin (Delphinus delphis)
from the southwestern Pacific, eastern Pacific, and eastern Atlantic.
WILLIAM E. PERRIN, WESLEY A. ARMSTRONG, ALAN N. BAKER,
JAY BARLOW, SCOTT R. BENSON, ANNE S. COLLET, JAMES M. COTTON,
DARLENE M. EVERHART, TERRY D. FARLEY, ROBYN M. MELLON,
SCOTT K. MILLER, VALERIE PHILBRICK, JENNIFER L. QUAN
AND HECTOR RAUL LIRA RODRIQUEZ ........................................................................240

Multiple sightings of Arnoux's beaked whales along the Victoria Land coast
PAUL J. PONGANIS, GERALD L. KOOYMAN AND MICHAEL A. CASTELLINI ......247

Humpback whale competitive groups observed on a high-latitude feeding ground.
MASON WEINRICH ..........................................................................................................251

BOOKS

Reviews ................................................................................................................................255

Marine Mammals Ashore--A Field Guide for Strandings. Joseph R. Geraci and
Valerie J. Lounsbury. Texas A&M University Sea Grant Publication.
Reviewed by David E. Gaskin.

Studies of White Whales (Delphinapterus leucas) and Narwhals (Monodon monoceros)
in Greenland and Adjacent Waters. E. W. Born, R. Dietz and R. R. Reeves, eds.
Meddr Gronland, Bioscience 39.
Reviewed by Susan J. Chivers.

LETTERS

Scientific Correspondence .....................................................................................................260

NEWS .................................................................................................................................271

Maximum net productivity level estimation for the northern fur seal (Callorhinus ursinus)
population of St. Paul Island, Alaska.
TIMOTHY J. RAGEN .........................................................................................................275

Indices of body condition and body composition in female antarctic fur seals
(Arctocephalus gazella).
JOHN P. Y. ARNOULD ......................................................................................................301

Immunological and hematological parameters in captive harbor seals (Phoca vitulina).
JENS NIELSEN ...................................................................................................................314

Diving behavior of the Saimaa ringed seal (Phoca hispida saimensis Nordq).
HEIKKI HYVÄRINEN, ESA HÄMÄLÄINEN AND MERVI KUNNASRANTA ..............324

An assessment of changes with time in the marking patterns used for photoidentification
of individual sperm whales, Physeter macrocephalus.
SUSAN DUFAULT AND HAL WHITEHEAD ......................................................................335

Identification of whale species by liquid chromatographic analysis of sarcoplasmic proteins.
YOSHIYUKI UKISHIMA, YUMIKO SAKANE, AKIRA FUKUDA, SHIRO WADA
AND SHOJI OKADA ............................................................................................................344

Reproduction in the female subantarctic fur seal, Actocephalus tropicalis.
MARTHAN N. BESTER ........................................................................................................362

Harbor seal (Phoca vitulina) predation on seined salmonids in the lower
Klamath River, California.
WILLIAM T. STANLEY AND KEVIN E. SHAFFER ..........................................................376

NOTES

Weaning in North Atlantic right whales.
PHILIP K. HAMILTON, MARILYN K. MARX AND SCOTT D. KRAUS .........................386

Competition, predation, and the evolution and extinction of Steller's sea cow,
Hydrodamalis gigas.
PAUL K. ANDERSON ..........................................................................................................391

Diurnal movement patterns of Hector's dolphin as observed from clifftops.
GREGORY S. STONE, JENNY BROWN AND AUSTEN YOSHINAGA ...........................395

Osteomyelitis of the skull in a leopard seal, Hydrurga leptonyx.
MARCELA JUNIN AND HUGO PATRICIO CASTELLO ...................................................403

BOOKS

Reviews ...................................................................................................................................407

Elephant Seals: Population Ecology, Behavior, and Physiology. B. J. Le Boeuf
and R. M. Laws, eds. University of California Press, Berkeley.
Reviewed by Peter Shaughnessy.

Biology of Northern Hemisphere Pilot Whales: A Collection of Papers. G. P. Donovan,
C. H. Lockyer and A. R. Martin, eds. Reports of the International Whaling Commission
(Special Issue 14). Cambridge, England.
Reviewed by Michael Kingsley.

BUSINESS .............................................................................................................................413

LETTERS

Scientific Correspondence ........................................................................................................415

MEMORIES

William Edward Schevill........................................................................................................... 416

NEWS ....................................................................................................................................420

ERRATUM .............................................................................................................................420

Life in the fast lane: the life history of harbor porpoises from the Gulf of Maine.
ANDREW J. READ AND ALETA A. HOHN .......................................................................423

Morbillivirus infection in manatees.
PADRAIG J. DUIGNAN, CAROL HOUSE, MICHAEL T. WALSH,
TERRY CAMPBELL, GREGORY D. BOSSART, NOEL DUFFY,
PETER J. FERNAN- DES, BERT K. RIMA, SCOTT WRIGHT
AND JOSEPH R. GERACI ....................................................................................................441

Satellite-monitored movements and dive behavior of a bottlenose dolphin
(Tursiops truncatus) in Tampa Bay, Florida.
BRUCE R. MATE, KELLY A. ROSSBACH, SHARON L. NIEUKIRK,
RANDALL S. WELLS, A. BLAIR IRVINE, MICHAEL D. SCOTT
AND ANDREW J. READ ......................................................................................................452

Apparent bottom feeding by humpback whales on Stellwagen Bank.
JAMES H. W. HAIN, SARA L. ELLIS, ROBERT D. KENNEY, PHILLIP J CLAPHAM,
BELINDA K. GRAY, MASON T. WEINRICH AND IVAR G. BABB ................................464

Body temperature in the newborn southern elephant seal, Mirounga leonina,
at Macquarie Island.
G. J. LITTLE ..........................................................................................................................480

The click-sounds of narwhals (Monodon monoceros) in Inglefield Bay,
Northwest Greenland.
LEE A. MILLER, JOHN PRISTED, BERTEL MOHL AND ANNEMARIE SURLYKKE ....491

Low frequency narrow-band sounds produced by bottlenose dolphins.
KEN W SCHULTZ, DOUGLAS H. CATO, PETER J. CORKERON
AND M. M. BRYDEN ...........................................................................................................503

Acclimation to captivity: a quantitative estimate based on survival of bottlenose dolphins and
California sea lions.
ROBERT J. SMALL AND DOUGLAS P. DEMASTER ........................................................510

Quantitative behavioral study of bottlenose dolphins in Swim-With-Dolphin programs
in the United States.
AMY SAMUELS AND TREVOR R. SPRADLIN .................................................................520

Study of vitamin A supplementation in captive northern fur seals (Callorhinus ursinus)
and its effect on serum vitamin.
E. LISA M. MAZZARO, J. LAWRENCE DUNN, HAROLD C. FURR
AND RICHARD M. CLARK ................................................................................................545

NOTES

First records of humpback whales including calves at Golfo Dulce and Isla del Coco,
Costa Rica, suggesting geographical overlap of northern and southern hemisphere populations.
ALEJANDRO ACEVEDO AND MARI A. SMULTEA ........................................................554

An encounter with recently wounded sperm whales (Physeter macrocephalus).
SUSAN DEFAULT AND HAL WHITEHEAD ......................................................................560

Notes on the biology of the Clymene dolphin (Stenella clymene) in the northern
Gulf of Mexico.
THOMAS A. JEFFERSON, DANIEL K. ODELL AND KATHLEEN T. PRUNIER ............564

Occurrence of bottlenose whales in the waters of Isla Guadalupe, Mexico.
JUAN-PABLO GALLO-REYNOSO AND ANA-LUISA FIGUEROA-CARRANZA ..........573

Stomach contents of a southern bottlenose whale, Hyperoodon planifrons, stranded at
Heard Island.
DAVID J. SLIP, GEOFFREY J. MOORE AND KEN GREEN .............................................575

Rapid entry of D-glucose into erythrocytes from bottlenose dolphins (Tursiops truncatus).
JAMES D. CRAIK, CHRISTOPHER I. CHEESEMAN AND JAMES D. YOUNG .............584

LETTERS ...............................................................................................................................590

ERRATUM .............................................................................................................................595

MEMORIES

William Nigel Bonner ...............................................................................................................596

Murray L. Johnson ..................................................................................................................599

INDEX ...................................................................................................................................601