Sourav Pan

Academic Writer, Microbiology Specialist | M.Sc. Microbiology, Calcutta University, Founder of Biologynotesonline.com

Sourav is the founder and sole author of Biology Notes Online. He holds a Master’s degree in Microbiology from Calcutta University and has over 5 years of experience in academic writing, life science content creation. His content reflects hands-on lab expertise, deep subject knowledge, and a strong passion for simplifying biology for students. Whether it’s genetics, microscopy, or metabolic pathways — Sourav explains it in a way that’s accurate, exam-focused, and easy to remember. He regularly updates and fact-checks all the material published on this site, ensuring students get trustworthy and updated biology notes with references to real scientific sources.

Trichinella spiralis – Morphology, Life Cycle, Pathogenicity, Diagnosis, Prophylaxis and Treatment

• Last Updated October 1, 2024 • 0 revisions • 22 min readby Sourav Pan

What is Trichinella spiralis? History and Distribution of Trichinella spiralis Trichinella spiralis is a tissue nematode known as the causative agent of trichinosis, a significant zoonotic disease impacting human health. Its historical context and distribution reveal critical insights into its epidemiology and the public health challenges it poses. Habitat of Trichinella spiralis The habitat of … Read more

Hymenolepis nana – Morphology, Life cycle, Pathogenicity, Diagnosis, Prophylaxis and Treatment

• Last Updated October 1, 2024 • 0 revisions • 15 min readby Sourav Pan

What is Hymenolepis nana? History and Distribution of Hymenolepis nana Hymenolepis nana, known as the dwarf tapeworm, has a significant historical and geographical context that sheds light on its prevalence and impact on human health. The name “Hymenolepis” originates from the Greek words for membrane and covering, referring to the thin shell surrounding its eggs, … Read more

Fasciolopsis Buski – Morphology, Life Cycle, Pathogenicity, Diagnosis, Prophylaxis and Treatment

• Last Updated October 1, 2024 • 0 revisions • 15 min readby Sourav Pan

What is Fasciolopsis Buski? History and Distribution of Fasciolopsis Buski Its discovery dates back to the mid-19th century and its distribution spans several regions in Asia, where it continues to be a health concern. Habitat of Fasciolopsis Buski Its habitat is closely tied to regions where aquatic plants, freshwater, and specific snail species coexist, making … Read more

Malaria – Parasite, Life Cycle, Pathogenesis, Diagnosis, Treatment, Prophylaxis

• Published on September 29, 2024 • 41 min readby Sourav Pan

What is Malaria? Classification of Malaria parasite Malaria, a significant global health challenge, is caused by parasitic organisms that belong to the genus Plasmodium. These parasites are classified under the Phylum Apicomplexa, which encompasses various protozoans known for their complex life cycles. A comprehensive understanding of the classification of malaria parasites is essential for educators … Read more

Life Cycle of Plasmodium vivax in Man and in Mosquito

• Published on September 29, 2024 • 9 min readby Sourav Pan

What is Plasmodium vivax? The life cycle of Plasmodium vivax The life cycle of Plasmodium vivax is divided into two phage; 1. Asexual cycle or Life Cycle of Plasmodium vivax in Man or Schizogony in man Below is a detailed explanation of the asexual cycle of Plasmodium vivax in Man; 2. Sexual Cycle or Life cycle Plasmodium … Read more

Introduction to Parasitology – History, Branches, Significance

• Last Updated October 1, 2024 • 0 revisions • 51 min readby Sourav Pan

What is Parasitology? History of Parasitology The history of parasitology encompasses a rich tapestry of discoveries and advancements that highlight humanity’s ongoing struggle to understand and combat parasitic organisms. This narrative intertwines with the broader history of medicine, particularly in the context of tropical diseases, where many parasites are prevalent. Below is a structured overview … Read more

10 Best Books for Fish and fisheries

• Last Updated November 29, 2024 • 0 revisions • 1 min readby Sourav Pan

Understanding fish and fisheries is essential for appreciating our aquatic ecosystems and ensuring sustainable practices for future generations. Whether you’re an aspiring aquaculturist, a passionate angler, or simply a nature enthusiast, delving into literature on this subject can enhance your knowledge and skills. In this article, we present the 5 Best Books for Fish and … Read more

Fish Aquarium – Components, Contents, Preparation and Maintenance

• Published on September 29, 2024 • 39 min readby Sourav Pan

What is an Aquarium? Types of Aquarium An aquarium can be categorized based on its purpose, size, and the type of aquatic life it contains. Below are the primary types of aquariums, explained in detail: Major Aquarium Accessories Aquarium accessories are essential to maintaining a balanced and healthy environment for aquatic life. These tools and … Read more

Hatchery Management of Major Cultivable Fin-Fishes

• Published on September 28, 2024 • 34 min readby Sourav Pan

What is Hatchery Management? Hatchery Management of Indian Major Carp Hatchery management plays a pivotal role in the aquaculture of Indian major carps (IMC), which are essential for food security and nutrition in India. This management process involves various systematic practices to ensure successful breeding, rearing, and incubation of carp species such as Catla (Catla … Read more

Broodstock Management – Definition, Objective, Procedure, Importance

• Published on September 28, 2024 • 21 min readby Sourav Pan

What is Broodstock Management? Objective of Broodstock Management Broodstock management is essential for optimizing fish breeding practices, particularly in aquaculture systems. The objectives of effective broodstock management encompass several key areas, all aimed at enhancing fish production and ensuring sustainability. The following points detail these objectives: Selection procedure of brood fish The selection procedure for … Read more