Address: Department of Ecology
Montana State University
Bozeman, MT 59717
(406) 994-1769
eguchi@montana.edu
Education:
B. S. Marine Science, University of the Ryukyus, Okinawa, Japan. 1990.
M. S. Marine Biology, Moss Landing Marine Laboratories, Fresno State University, CA. 1998
Ph.D. Ecology, Montana State University, Bozeman, MT (May 2003)
M.S. Statistics, Montana State University, Bozeman, MT (expected, December 2003)
Relevant Positions:
2003. Adjunct instructor (Statistics). Responsible for lectures for an undergraduate introductory statistics class (Stat 217, Intermediate Statistical Concepts, Montana State University).
1998 – 2002. Research Assisstant. Statistical analyses of photo-identification data for bottlenose dolphins along the Atlantic coast of the U.S.
1997. Teaching Assistant (Statistics). Responsible for developing and grading statistics laboratory exercises and homework assignments, and supervising review sessions for students.
1997. Teaching Assistant (Sampling and Experimental Design). Responsible for assisting students with their class projects and review sessions for exams, and multivariate lecture (PCA and MANOVA).
1997. Teaching Assistant (Population Biology). Responsible for assisting students with their class projects, review sessions for exams, and development of computer programs for simulations.
1996. Teaching Assistant (Statistics). Responsible for developing and grading statistics laboratory exercises and homework assignments, and supervising review sessions for students.
1996 - 1997. Research Assistant. Responsible for research and development of a new method to attach radio transmitters on large pinnipeds.
1993. Technical Assistant at Small Boat Operation of Moss Landing Marine Laboratories. Duties include maintenance of three 16-foot Boston Whalers, two Zodiacs, and other equipment associated with boat operations.
1993. Teaching Assistant (Statistics). Responsible for developing and grading statistics laboratory exercises and homework assignments, and supervising review sessions for students.
1993. Boat Driver and Research Assistant. Duties included piloting 15’ Boston Whalers, and handling various equipment on a research vessel, including otter trawl, plankton tow, and bottom grab.
1993 - 1996. Research Assistant. Responsible for field work, data analyses, and report preparation.
1989. Night-shift watch at Marine Expo Memorial Aquarium in Okinawa, Japan. Responsible for recording the behavior of pregnant elasmobranch.
Research Experience:
2001 - 2002. Developed a hierarchical Bayesian statistical model for estimating the abundance of a closed population from capture-recapture data using Pollock’s robust design.
2001. Developed a statistical model for estimating capture probabilities of animals from photo-identification data using Pollock’s robust design.
2001. A simulation analysis for evaluating the potential biases associated with sampling designs of mark-recapture experiments with open population models.
2000. Analysis of stranding data for bottlenose dolphins (Tursiops truncatus) during the epizootic of 1987-1988.
1997. Participated in ATOC Kauai source repair and installation during July 1997 (APL, UW, Chief scientist: Dr. Bruce Howe) as a marine mammal observer. Responsibility was to locate and observe behavior of marine mammals during the operation of the ATOC source.
1997. Participated in a research project to estimate effects of ferry wakes on hauled out harbor seals at Corte Madera Ecological Reserve in northern San Francisco Bay. Responsibilities included field work, including ground and aerial census of harbor seals at the haul-out site during high tides, and data analyses.
1996. Participated in a research project (Dr. David Arioles) to capture and tag California sea lions with TDRs and radio transmitters at Los Islotes, Baja, California Sur, Mexico.
1996. Participated in a research project (Cornell University, Drs. Chris Clark and Adam Frankel) to estimate the effects of the m-sequence on humpback whales off Hawai’i. Responsibilities included preparation of various electronic equipment (hydrophones, GPS, and CTD).
1996. Attended the acoustic workshop held at University of California at Santa Cruz.
1996 - 1997. Participated in a research project to develop a new method to attach radio transmitters on large otraiids. Responsibilities included the research and development of the new method.
1993 - 1996. Prepared a grant proposal and received a two-year grant from the Office of Naval Research to conduct a research on effects of low frequency sound on harbor seals. Responsibilities included designing attachment and release mechanism of time-depth recorders (TDRs), radio telemetry of tagged seals, retrieval of TDRs in Monterey Bay, Elkhorn Slough, and adjacent areas using a small boat, operation of hydrophone and sound projector (J-15) , data analyses, and preparation of manuscript.
1992. Assisted National Marine Mammal Laboratory in calibration of aerial census of harbor porpoise (Phocoena phocoena) in greater Puget Sound, Washington.
1992. Assisted fellow graduate students in observing movement and behavior of harbor porpoise (Phocoena phocoena), conducting line transect using reticule binoculars, and shore-base survey using reticule binoculars and theodolite in San Juan Islands, Washington.
1992. Assisted a fellow graduate student in capturing, restraining, flipper tagging, and collecting blood samples from California sea lions (Zalophus californianus) on the Coast Guard pier in Monterey, California.
1991. Assisted fellow graduate students in radio-tracking harbor seals (Phoca vitulina richardsi) along the coast of Monterey Bay, California.
1991 - 1997. Assisted fellow graduate students and researchers (Washington Department of Wildlife, National Marine Mammal Laboratory, and Point Reyes National Seashore) in capture, restraint, and flipper and radio tagging of harbor seals (Phoca vitulina richardsi) in California coast, Oregon coast, and Washington coast.
1991 - 1997. Assisted and conducted necropsies of California sea lion (Zalophus californianus), Steller sea lion (Eumetopias jubatus), Pacific harbor seal (Phoca vitulina richardsi), Northern fur seal (Callorhinus ursinus), sea otter (Enhydra lutris), harbor porpoise (Phocoena phocoena), common dolphin (Delphinus delphis), Pacific white-sided dolphin (Lagenorhynchus obliquidens), minke whale (Balaenoptera acutorostrata), gray whale (Eschrichtius robustus), and leatherback turtle (Demochelys coriacea)
1989. Undergraduate thesis work for University of the Ryukyus under supervision of Dr. Mutsumi Nishida. Reserach included protein electrophoresis of tissues to evaluate genetic relation of ayu fish (Plecoglossus altivelis) and several osmerid species (Osmerus mordax dentex, Mallotus villosus, Hypomesus pretiosus, and Spirinchus lanceolatus).
Publications and
Presentations:
Eguchi, T. and J. T. Harvey. 1995. Movements and diving behavior of the Pacific harbor seal (Phoca vitulina richardsi) in Monterey Bay. Eleventh Biennial Conference on the Biology of Marine Mammals. Abstract.
Eguchi, T. and J. T. Harvey. 1996. Movements and diving behavior of the Pacific harbor seal (Phoca vitulina richardsi) in Monterey Bay. American Association of Advancement in Science. Abstract.
Eguchi, T. and J. T. Harvey. 1997. Effects of ATOC (Acoustic Thermometry of Ocean Climate) sounds on the harbor seal, Phoca vitulina richardsi, in Monterey Bay. Moss Landing Marine Laboratories Technical Publication No. 97-1.
Eguchi, T. 2001. Potential bias in estimating
the abundance of a population from mark-recapture experiments - a simulation
approach. Southeast and Mid-Atlantic Marine Mammal Symposium, Duke University
Marine Laboratory, 30 March - 1 April 2001.
Eguchi, T. 2001. Estimating capture probability
of animals from photo-identification data using Pollock's robust design. Marine
Mammal Conference, Vancouver, British Columbia, Canada. 28 November - 3
December 2001.
Eguchi, T. 2002. A method for calculating the
effect of a die-off from stranding data. Marine Mammal Science 18: 698-709.
Course Work:
Statistics
Intermediate Mathematical Statistics (Stat 502; Spring 2003, MSU)
Intermediate Probability and Statistics (Stat 501; Fall 2002, MSU)
Statistical Consulting Seminar (Stat 510; Fall 2001, Spring 2002, MSU)
Advanced Mathematical Statistics (Stat 549; Fall 2001, MSU)
Stochastic Processes (Stat 522; Spring 2000, MSU)
Linear Models (Stat 505 & 506; Fall 1999, Spring 2000, MSU)
Sampling (Stat 446; Fall 1999, MSU)
Probability (Stat 420; Fall 1999, MSU)
Mathematical Statistics (Stat 424; Spring 1999, MSU)
Time Series and Spatial Statistics (Stat 534; Spring 1999, MSU)
Introduction to Practical Modeling (Biol 580; Fall 2000, MSU)
Mathematical Ecology (Biol 500; Fall 1999, MSU)
Population Dynamics (Biol 506; Spring 1999, MSU)
Quantitative Biology (Biol 504; Fall 1999, MSU)
Skills:
· Radio telemetry
· NAUI OPENWATER II SCUBA diver.
· Small boat operation (up to 21’ Boston Whaler).
· Programming in MATLAB, Fortran, C, and R.
· Basic electronics skills, including soldering and wiring of simple circuits.
· Backpacking skills.
· Photography.
· Familiar with various PC and UNIX software (Word, Excel, Power Point, DeltaGraph, SYSTAT, Resampling Stats, R)