algae

A large group of simple nonflowering plants containing chlorophyll but lacking true stems, roots, leaves.


crustaceans

class of mandibulate arthropods including: lobsters; crabs; shrimps; woodlice; barnacles; decapods; water fleas.


habitat

The natural home or environment of an animal, plant, or other organism.


journey

An act of traveling from one place to another. 

To travel somewhere.


mollusks

An invertebrate of a large phylum (Mollusca) that includes snails, slugs, mussels, and octopuses.


snorkel

A short curved tube for a swimmer to breathe through while keeping the face under water.


variations

A change or slight difference in condition, amount, or level, typically with certain limits.