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Killer Whale Predatory Scarring on Mysticetes: A Comparison of Rake Marks Among Blue, Humpback, and Gray Whales in the Eastern North Pacific

We investigated the predator–prey relationship between baleen whales and killer whales by observing predatory scarring (rake marks) on the tail

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Patterns of Depredation in the Hawai‘i Deep-Set Longline Fishery Informed by Fishery and False Killer Whale Behavior

False killer whales (Pseudorca crassidens) depredate bait and catch in the Hawai‘i-based deep-set longline fishery, and as a result, this

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Blubber Endocrine Profiles Provide Insights Into Reproductive Biology in Blue Whales From the Eastern North Pacific Ocean

The goal of the present study was to complement existing data of testosterone and progesterone in blue whale (Balaenoptera musculus) blubber from

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Congenital Diseases in Harbor Seals (Phoca vitulina richardsii) from the Salish Sea

Postmortem data for harbor seals (Phoca vitulina richardsii) in the Salish Sea were analyzed for epidemiologic trends in congenital diseases.

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Predator-Scale Spatial Analysis of Intra-Patch Prey Distribution Reveals the Energetic Drivers of Rorqual Whale Super-Group Formation

1. Animals are distributed relative to the resources they rely upon, often scaling in abundance relative to available resources. Yet,

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Trends in Propeller Strike-Induced Mortality in Harbor Seals (Phoca vitulina) of the Salish Sea

Documenting human impacts on marine mammals is critical for understanding and mitigating harm. Although propeller strike injuries in small marine

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Mark-Recapture Estimates Suggest Declines in Abundance of Common Bottlenose Dolphin Stocks in the Main Hawaiian Islands

Species conservation relies on understanding population demographics, yet this information is lacking for many species and populations. Four stocks of

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Sightings and Satellite Tracking of a Blue/Fin Whale Hybrid in its Wintering and Summering Ranges in the Eastern North Pacific

We report 20 photo-documented sightings of a blue/fin whale hybrid between 2004 and 2020, in its wintering and summering ranges

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Diel and Lunar Variation in Diving Behavior of Rough-Toothed Dolphins (Steno bredanensis) off Kauaʻi, Hawaiʻi

Observational studies describe rough-toothed dolphins (Steno bredanensis) actively foraging during the day on epipelagic species. Using data from depth-transmitting satellite

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Adult Male Cuvier’s Beaked Whales (Ziphius cavirostris) Engage in Prolonged Bouts of Synchronous Diving

Studies of the social behavior of Cuvier’s beaked whales (Ziphius cavirostris) are challenging because of their deepwater habitat usually far

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About Us

  • Directions to Cascadia
  • Comments by Cascadia Research on proposed government actions
  • Contact Us
  • Statement of Qualifications
Menu
  • Directions to Cascadia
  • Comments by Cascadia Research on proposed government actions
  • Contact Us
  • Statement of Qualifications

Staff

  • Our team
  • Our Interns
  • Interns and volunteers
  • Positions at Cascadia
Menu
  • Our team
  • Our Interns
  • Interns and volunteers
  • Positions at Cascadia

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