Methods of Fish Egg and Larval Study
Year: 2024
Type: article
Abstract: Fish eggs and larvae represent a valuable yet underutilized resource in fisheries and aquaculture research. These early life stages are critical for understanding fish development, survival, and distribution. Larval stages, encompassing prolarva to metamorphosis, are highly sensitive to environmental factors, such as oxygen deficiency and temperature fluctuations, which can affect hatching, development, and mortality. Effective sampling techniques for ichthyoplankton include quantitative collection, preservation, and environmental data integration. Environmental variables such as temperature, salinity, and oxygen concentration, alongside mechanical and chemical stressors, significantly influence the survival of eggs and larvae. Spatial and temporal patterns in larval distribution are shaped by physical and ecological factors, including rainfall and salinity gradients. Furthermore, dispersal mechanisms, such as hydrodynamic processes and avian-mediated transport, highlight the resilience and adaptability of certain species. Studies on the environmental interactions and dispersal patterns of fish eggs and larvae are pivotal for advancing marine biodiversity conservation and aquaculture sustainability.
Author: Bharti Sahu1*, Rajesh Kumar2, Vipul Singh Badguzar2
Language: English
Subfield: Global and Planetary Change
Field: Environmental Science
Domain: Physical Sciences
SDG: Life below water
Open Access status: green
OpenAlex ID: W6949837799
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