Author: Rajkumar Pawar

Pisces-General Characters and Outline Classification up to order level with Examples

March 7, 2025March 7, 2025 Rajkumar Pawar No Comments

Pisces: The series Pisces (L., piscis = fish) of the truly jawed vertebrates (Gnathostomata) includes all the fishes which are essential aquatic forms with paired fins for swimming and gills for respiration. we will understand the general characters and classification of fishes upto orders. General Characters of Series Pisces Outline Classification up to order level…

Zoology, Biology, Fishery Science

Aquarium Plants: Importance and Types

March 4, 2025March 4, 2025 Rajkumar Pawar No Comments

Aquarium Plants: Aquarium plants are a great way to enhance the beauty and create a more natural and healthy environment. They provide oxygen, absorb carbon dioxide, help with nutrient absorption, and can even reduce algae growth by competing for nutrients. Importance of Aquarium Plants Types of Aquarium plants 1. Floating plants: Plants have their foliage…

SEC on Aquarium Fish Keeping

Cyclostomata- General Characteristic and Classification

February 24, 2025February 24, 2025 Rajkumar Pawar No Comments

Cyclostomata: The Cyclostomata (Gr., cyklos = circular + stoma = mouth) are the living agnathans, they are primitive in many respects, but specialized in others. They are a modified and degenerate offshoot of the primitive vertebrate stalk, arose in the Devonian. In the adult state they are parasitic or scavengers on fishes Cyclostomata is a…

Zoology

Agnatha : General Characteristics and Classification

February 24, 2025February 24, 2025 Rajkumar Pawar No Comments

Agnatha: It is superclass of jawless fish that represent some of the earliest vertebrates. The term “Agnatha” comes from Greek, meaning “without jaws.” Agnatha, (Ancient Greek ‘without jaws’) is a superclass of jawless fish in the phylum Chordata, subphylum Vertebrata, consisting of both present (cyclostomes) and extinct (conodonts and ostracoderms) species. Among recent animals, cyclostomes…

Zoology

Water Quality Management in Aquarium

February 21, 2025February 22, 2025 Rajkumar Pawar No Comments

Water Quality Management in Aquarium: Water quality management is crucial for maintaining a healthy environment in an aquarium, as it directly impacts the well-being of the aquatic life inside. Good water quality ensures that fish, plants, and invertebrates thrive while reducing the risk of diseases or poor growth. Here are key aspects of water quality…

SEC/VSC Courses, SEC on Aquarium Fish Keeping

Accessories used in Aquarium

January 31, 2025February 22, 2025 Rajkumar Pawar No Comments

Accessories used in Aquarium: Aquariums can be quite a bit more than just a tank with fish. There are various accessories that can enhance both the look and functionality of an aquarium. Accessories used in Aquarium Here are some common accessories you might find in aquariums: 1. Filtration System The filtration system in an aquarium…

SEC/VSC Courses, SEC on Aquarium Fish Keeping

Freshwater and Marine ornamental fishes: Commercially important

January 27, 2025February 22, 2025 Rajkumar Pawar No Comments

Freshwater and marine ornamental fishes: play a significant role in the global aquarium trade. These fish are bred and sold for their beauty, vibrant colors, and unique behaviors, and they are essential to both the aquarium industry and eco-tourism. Below are some commercially important freshwater and marine ornamental fish species: Freshwater and marine ornamental fishes…

SEC on Aquarium Fish Keeping, SEC/VSC Courses