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Marine Biology Blog

Marine Biology

How to tag a fish? APU’s Ashline explains for award-winning TV show

credit: US Fish & Wildlife Service

APU graduate student Joshua Ashline is featured in a segment of Aqua Kids, a nationally televised series aimed at motivating young people to … Read On

Interactions between Atlantic spotted (Stenella frontalis) and bottlenose (Tursiops truncatus) dolphins off Bimini, The Bahamas 2003 –2007

Interactions between Atlantic spotted (Stenella frontalis) and bottlenose (Tursiops truncatus) dolphins off Bimini, The Bahamas 2003 … Read On

Effects of environmental variables on Giant Pacific octopuses

In review at Journal of experimental marine biology and ecology Lauren Bisson, MSES, 2011 We attached sonic transmitters to, and … Read On

Determining Age and Growth Rates in Centroscyllium nigrum, Pacific Black Dogfish, Utilizing Fin Spine and Vertebrae Analysis

Seward Port Sampling: Photo by Krystal Fales

With my project, my goal is to determine whether or not age and growth rates can be determined in the species C. nigrum using dorsal fin … Read On

Comparing the Prevalence of Ichthyophonus in Organ Tissues of Pacific Halibut (Hippoglossus stenolepis)

Collecting heart sample from a Pacific Halibut

                  My project will take place the summer of 2013, … Read On

Estimating age and shell growth rates in Pacific Razor Clams

Student, Becky Harris, taking GPS coordinates and elevation levels of Ninilchik South Beach

I am investigating the size and age of Pacific Razor Clams on Ninilichik Beach, AK. My field work,  conducted in the spring, consists of … Read On

Changes in size-at-age of Pacific halibut (Hippoglossus stenolopis) and its relation to diet composition in the Cook Inlet, Alaska.

Removing the right sagittal otolith from a Pacific halibut for aging, photo by Carol Gering, University of Alaska

Since the late 1970s halibut growth rates have decreased in the Gulf of Alaska.  The primary goal of this study is to determine if the … Read On

Spatiotemporal Distribution of Migrating Pacific Salmon (Oncorhynchus spp.), Relative to Tide, Temperature, and Time of Day.

DIDSON image showing four fish passing the sonarDIDSON unit (left) submerged in the Nushagak River.

This project is a collaboration with the Alaska Department of Fish & Game, who uses dual-frequency identification sonar (DIDSON) to … Read On

Mossel Bay, South Africa

Shark

By: Chris Pavadore The senior project required of all APU undergraduates offers students a chance to synthesize years of education in an … Read On

Ninilchik Beach Razor Clam Study

MAR 224 Marine Field Work On November 17, 2010 thousands of Pacific Razor Clams were found dead on Ninilchik beach. The Alaska Department … Read On