Starfish Facts on its Importance in Nature

A lot of people see starfishes as cute animals by the seashore that you can pick up and take pictures of. But there is actually more to these creatures than just their appearances and colors. Not a lot of people understand starfish facts especially about their contribution to nature. Just like any other animal in the marine kingdom, they contribute a lot in Eco diversity and in keeping the food chain running.

Scientists and biologists actually called starfishes as keystone species in marine biology. This is because the number and the presence of starfishes in the oceans can greatly affect other animals and creatures in the sea. Several studies have been conducted where starfishes are voluntarily removed from an area of the ocean. The results were shocking since opportunist creatures such as mussels have threatened marine life by increasing in number so drastically in just a short span of time.

Starfishes are general predators and this means a lot of its species can eat whatever they want as long as they can catch it. The wide range of prey that starfishes can eat is one of the reasons why it is helpful in creating balance in marine biodiversity. These animals are keys in keeping resources and space in the sea balanced.

Feeding a Starfish

Nowadays, marine scientists call starfish “sea stars”, since they are actually not fish, but echinoderms. There are more than two thousand species of sea stars. Most of them have five arms, but others are blessed with up to forty arms. The stomach and mouth of the starfish are located on its bottom. These animals usually push their stomachs from their bodies, wrapping them around the food for digestion. When learning how to feed a starfish, identify what type your starfish More...

Dissecting a Starfish

When considering dissecting a starfish, you must understand that this creature is a sea animal with a proportional endoskeleton. It feeds on mollusks and moves with hundreds of extremely small tube feet. Now, prepare the necessary tools for dissecting the starfish. These include a probe, a scalpel, dissection tray, scissors and pins. You must wear goggles and protective clothing to cover yourself against debris. Pin your starfish into the tray in such a way that its top view faces you. More...

Preserving a Starfish

The first thing that you will do when preserving the starfish is cleaning it. Use a little mild soap and warm water for washing the starfish. Soak the animal for about forty-eight hours in rubbing alcohol. You do not have to clean the creature first, but you may choose to do so. If rubbing alcohol is not what you prefer to use, you may alternatively use a mixture of five parts water and one part formaldehyde. This solution will give More...

Is your Starfish Still Alive or Already Dead?

In order to tell whether a starfish is alive or dead, you need to observe it. Starfishes do not move frequently, but they move whenever they are fed. The starfish is alive if it is moving. Now, wear a pair of gloves that are waterproof. Gently scoop up the starfish without getting it out of the water. The animal can be stressed by any sudden alterations in its environment, and caused to start disintegrating or to shed their limbs. Being More...

Starfish Facts about their Habitat

People who want to learn more starfish facts should also look into the habitat and the areas around the world where starfishes can be found. One key fact that you should definitely know is that starfishes will never survive when not in water. You may see a few of them on the beach but if they do not get into the sea soon, they will have a major electrolyte imbalance within their bodies. This is directly related to the starfish’s More...

Starfish Facts

Starfish, also popularly recognized equally as sea stars, common name for 5 orders and about 1500 living species of marine invertebrate characterized by radially arranged arms having locomotory tube feet. Actually, starfish cannot be considered as fish in spite of the name provided to these sea animals. Some known starfish facts are that they belong to the group called echinoderms. They can be found in great numbers in the depths of the ocean and as well as in shallow waters. More...

Handling Dead Sea Stars

Also referred to as sea stars, starfish are marine echinoderms that you can find on tide pools and beaches across the globe. National Geographic reports that there are more than two thousand species of starfish, though they all have the same physical appearance, which is composed of brittle and boney calcified skin. In the event that you find this creature, either dead or alive, you must handle it very carefully so that its fragile arms, will not be injured or More...