Obelia is a genus of hydrozoans, a class of mainly marine and some freshwater animal species that have both polyp and medusa stages in their life cycle. Hydrozoa belongs to the phylum …

Obelia is sedentary, marine colonial form found attached on the surface of sea weeds, molluscan shells, rocks and wooden piles in shallow water up to 80 metres in depth. Obelia is …

2024年2月20日 · Obelia are diploblastic, primitive organisms with a unique life cycle in the Animal Kingdom. The Obelia life cycle alternates between two phases, each having a different …

Obelia, genus of invertebrate marine animals of the class Hydrozoa (phylum Cnidaria). The genus, widely distributed in all the oceans, is represented by many species. The animal begins …

2024年3月21日 · Obelia is a marine colonial form found clinging to seaweed, mollusk shells, rocks, and timber piles in shallow water up to 80 metres deep. The international spread of …

Obelia is a sedentary, marine colonial life form that attaches to seaweeds, rocks, timber piles, and molluscan shells in shallow water. Obelia starts out as small, motionless animals with stalks …

In this article we will discuss about the life cycle of obelia, explained with the help of suitable diagrams. Description of Obelia: 1. It is a branched, fixed colony (Fig 20.12). Some of the …

Obelia is a very tiny marine hydroid with a height of 2 cm or a little more. The obelia’s body has two kinds of filaments which are vertical hydrocaulus and horizontal hydrorhiza. Obelia’s life …

Obelia is a genus of hydrozoans, a class of mainly marine and some freshwater animal species that have both polyp and medusa stages in their life cycle. Hydrozoa belongs to the phylum …

2022年6月8日 · General Characteristics of Obelia. 1. Obelia is a very tiny marine animal with a height of 2 cm or a little more. 2. Its body has two kinds of filaments; hydrocaulus and …