Some jellyfishes only live for a few hours while others can survive for much longer times in the wild. The most common form of starfish is the five-armed species that earned the species its nickname. May 26, 2017. Jellyfish lifespan can vary according to the species and the environment. ... Purely marine animals, there are no freshwater sea stars, and only a few live in brackish water. Where do Starfish live ? Regeneration. Most starfish species can only hold their breath for less than 30 seconds. Starfishes meet at different depths; Some species live at depths of thousands of meters, others near the shores, remaining sometimes at low tide for several hours without water. There are approximately 1,800 different types of sea stars. Much research effort has gone into testing a variety of different techniques for tagging the crown-oft-horns starfish. There is also a jelly species which is possibly almost immortal. July 16, 2017. How long do starfish live ? Seastars can live up to 35 years in the wild! How Long Do Jellyfish Live Jellyfish - How Long Is Their Lifespan ? “How long do they live?” They can live for a variety of different ages some live for around five to thirty years depending on species. The most massive stars can burn out and explode in a supernova after only a few million years of fusion. The five armed varieties are the most common, but there are types containing ten, twenty and even forty weapons. starfish can not live in fresh water. Life Span of Starfish. The Chocolate Chip sea star is a somewhat hardy echinoderm. They are excellent scavengers that will feed mainly on decaying matter and plankton. starfish can not live in fresh water. Updated September 23, 2018 Author: Mike - FishLore Admin Social Media:. Learn how a starfish survives with no brain. 5 minutes out of water is simply a kind of death sentence to them, even if it is an ‘instagramable’ death. Bottom animals crawling with ambulacral legs, usually equipped with suckers. Where Do Starfish Live? Where Do Starfish Live? Find out more answers below. No Comments. starfish can only live in saltwater. The Serpent Starfish, Ophioderma sp., features long, serpent-like arms that allow them to move very quickly for a starfish. The life span of a starfish is up to 35 years. “Where do they live?” Starfish are marine species and are found around the world’s oceans from small tidal rock pools to the deep depths of the ocean. There are versions of this marine invertebrate that have up to 40 arms. Generally, the more massive the star, the faster it burns up its fuel supply, and the shorter its life. Aside from that, there are also other factors to consider such as whether they are free-living in the wild or are held in captivity. This is mainly because it is a notoriously difficult animal to tag or mark. Starfish, which have been renamed sea stars, live in all areas of the oceans that cover the Earth. Okay, so some species of starfish might survive a little longer than others up in the air.