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Variability in hematology of white‐spotted bamboo sharks (Chiloscyllium plagiosum) in different living environments

2017/06/22 by Lily A. Parkinson, Lily Parkinson, Amy B. Alexander +1
Environmental Science · Immunology and Microbiology · #Aquaculture disease management and microbiota #Ichthyology and Marine Biology #Turtle Biology and Conservation

paper · doi:10.1002/zoo.21371

openalex publication_date 2017/06/22 · openalex created_date 2017/06/30 · openalex updated_date 2026/07/25

Abstract

Elasmobranch hematology continues to reveal new peculiarities within this specialized field. This report compares total hematologic values from the same white-spotted bamboo sharks (Chiloscyllium plagiosum) housed in different environments. We compared the hemograms one year apart, using a standardized Natt-Herrick's technique. The total white blood cell (WBC) counts of the sharks were statistically different between the two time points (initial median total WBC count = 18,920 leukocytes/μl, SD = 8,108; 1 year later total WBC count = 1,815 leukocytes/μl, SD = 1,309). The packed cell volumes were additionally found to be statistically different (19%, SD = 2.9 vs. 22%, SD = 2.0). Analysis revealed the only differences between the time points were the temperature and stocking densities at which these sharks were housed. This report emphasizes the need for a thorough understanding of the husbandry of an elasmobranch prior to interpretation of a hemogram and suggests that reference intervals should be created for each environment.

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