Author(s): Joynal Abedin, Dr. K Kalita and Jyotismita Thakuria

Abstract: Endocrine regulation is vital for the physiological activities of several organisms, including fish. Within aquatic habitats, characterized by volatile conditions, fish depend on a sophisticated endocrine system to uphold homeostasis, control reproduction, and react to environmental stimuli. This article delves into the intriguing realm of endocrine regulation in fish, providing insight into the hormones that control their behavior, growth, and reproduction. The endocrine system in fish has multiple glands, such as the pituitary gland, thyroid gland, and gonads, which collectively generate a wide range of hormones. These hormones function as chemical messengers, circulating through the bloodstream to certain tissues and organs, exerting an impact on physiological processes. The endocrine system plays a crucial role in regulating reproduction in fish, ensuring that spawning episodes are synchronized with environmental conditions. The hypothalamus-pituitary-gonad axis serves as a crucial regulatory route. Fish demonstrate extraordinary adaptations to effectively manage environmental problems through the regulation of their endocrine system. For instance, certain species possess the ability to adapt their physiological functions in accordance with alterations in salinity, temperature, or oxygen levels, thereby showcasing the adaptability of their hormone regulatory systems. The endocrine regulation in fish is a sophisticated and highly developed system that controls multiple aspects of their physiology, growth, and reproduction. Gaining a comprehensive understanding of the complexities of these hormonal interactions is crucial, not only for furthering our understanding of fish biology but also for effectively managing and preserving aquatic environments. As we explore further into the field of fish endocrinology, we gain important knowledge that aids in the sustainable control of fisheries and the conservation of aquatic biodiversity.

DOI: 10.22271/fish.2024.v12.i1b.2897

Pages: 105-109  |  170 Views  78 Downloads

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