A Pirates Journey Into the Deepest Oceans! By: Nathan Nimeskern Next Ahoy!! Today we be goin' t' learn about creatures o' t' deep! Click on t' next button t' begin your journey! But first, read a little about t' study o' creatures o' t' ocean!

Marine biology is the scientific study of organisms in the ocean Marine biology is the scientific study of organisms in the ocean Organisms = anything living Organisms = anything living Creatures covered in this presentation: Creatures covered in this presentation: –Marine Mammals –Fish –Invertebrates –Marine Reptiles Marine Biology Next

Saltwater Fish Marine Mammals Invertebrates Reptiles Quiz

A fish consists of: A fish consists of: –Gills –Lack of limbs or digits –Scales Swim in schools Swim in schools 32,400 species of fish 32,400 species of fish –Sharks, sting rays, clown fish will be covered in this presentation Fish Next Menu

470 species of sharks 470 species of sharks Carnivorous Carnivorous Has a cartilaginous skeleton Has a cartilaginous skeleton 5-7 gill slits on each side of head 5-7 gill slits on each side of head Great white shark most famous Great white shark most famous –Jaws movie Smallest shark Smallest shark –Dwarf lanternshark – 17 cm Largest shark (and fish) Largest shark (and fish) –Whale shark – 39 feet Sharks Next Menu Previous

500 species of rays 500 species of rays Closely related to sharks Closely related to sharks Flattened bodies Flattened bodies Electric rays can produce up to 220 volts Electric rays can produce up to 220 volts Feed off ocean floor from snails, clams, oysters, and crustaceans Feed off ocean floor from snails, clams, oysters, and crustaceans Rays (Batoidea) Next Menu Previous

30 species of clownfish 30 species of clownfish Amemonefish is the scientific name Amemonefish is the scientific name Range from 3.9 to 7.1 inches Range from 3.9 to 7.1 inches Lives in warmer waters Lives in warmer waters –Indian Ocean, Pacific Ocean, Great Barrier Reef, and the Red Sea Feed from small invertebrates that could potentially harm sea anemone Feed from small invertebrates that could potentially harm sea anemone The fish in the film Little Nemo was a clownfish The fish in the film Little Nemo was a clownfish Clownfish Menu Previous

128 different species 128 different species They are mammals, like humans, but need the ocean for their existence They are mammals, like humans, but need the ocean for their existence Need oxygen to breathe Need oxygen to breathe Holds breath when underwater, needs to come up for air Holds breath when underwater, needs to come up for air Major species: Major species: –Seals, whales, and dolphins Marine Mammals Next Menu

Scientific name: pinnipeds Scientific name: pinnipeds –Fin footed mammals Walruses, sea lions, and true seals are most commonly known seals Walruses, sea lions, and true seals are most commonly known seals Flippers help them swim through the water Flippers help them swim through the water Over hunting almost drove them to extinction Over hunting almost drove them to extinction Seals Next Menu Previous

Breathe air from blow hole Breathe air from blow hole Largest whale (and animal) Largest whale (and animal) –Blue Whale Smallest whale Smallest whale –Pygmy Sperm Whale Whales are known to socialize with each other Whales are known to socialize with each other Some whales can live up to 77 years Some whales can live up to 77 years Whales Next Menu Previous

Very close cousins with a whale Very close cousins with a whale About 40 species About 40 species Vary in size from 4 to 30 feet Vary in size from 4 to 30 feet One of the most intelligent animals One of the most intelligent animals Very playful Very playful Has a blowhole Has a blowhole Most known dolphins: Most known dolphins: –Bottlenose dolphin, common dolphin, killer whales Dolphin Menu Previous

Multicellular animals that inhibit a marine enviroment Multicellular animals that inhibit a marine enviroment Lack a vertebral column Lack a vertebral column Can have a shell or hard exoskeleton Can have a shell or hard exoskeleton Thousands of different species Thousands of different species –Cnidaria (jellyfish) –Crustacea (lobsters, crabs) –Mollusca (octopus) Invertebrates Next Menu

Over 10,000 species Over 10,000 species Found exclusively in marine environments Found exclusively in marine environments Prey on many different plants and animals, such as plankton, algae, and even starfish Prey on many different plants and animals, such as plankton, algae, and even starfish Bodies consist of mesoglea, a non-living jelly substance Bodies consist of mesoglea, a non-living jelly substance Free floating Free floating Some reproduce sexually and asexually Some reproduce sexually and asexually Scientist claim they have been around for 580 million years Scientist claim they have been around for 580 million years Cnidaria Next Menu Previous

Over 67,000 species! Over 67,000 species! Has an exoskeleton Has an exoskeleton Most live in the water, however some do live on land Most live in the water, however some do live on land Crabs, lobsters, crayfish, shrimp, krill and barnacles are common names of crustaceo Crabs, lobsters, crayfish, shrimp, krill and barnacles are common names of crustaceo Have two-parted limbs Have two-parted limbs 10 million tons are produced, fished, and farmed for human consumption every year 10 million tons are produced, fished, and farmed for human consumption every year –Shrimp Crustacea Next Menu Previous

Around 85,000 species Around 85,000 species Largest marine phylum Largest marine phylum Second largest animal phylum Second largest animal phylum Octopus, giant squid are the largest and most neurologically advanced out of all the molluscas Octopus, giant squid are the largest and most neurologically advanced out of all the molluscas Mollusca Menu Previous

Reptiles that have adapted for aquatic life in a marine enviroment Reptiles that have adapted for aquatic life in a marine enviroment Saltwater crocodile, sea snakes, sea turtle Saltwater crocodile, sea snakes, sea turtle Marine Reptiles Next Menu

Largest of all living reptiles Largest of all living reptiles Lives in: Lives in: Northern Australia, Southeast Asia, and eastern coast of IndiaSnout twice the size of a regular crocodile Northern Australia, Southeast Asia, and eastern coast of IndiaSnout twice the size of a regular crocodile Largest on record found is 20 feet Largest on record found is 20 feet Very fast on land, but even faster in the water Very fast on land, but even faster in the water Eats pretty much any animal who comes too close Eats pretty much any animal who comes too close Saltwater Crocodile Next Menu Previous

Grow between 3.9 to 9.8 feet in length Grow between 3.9 to 9.8 feet in length Very venomous snakes Very venomous snakes –Although most are reluctant to bite, making them pretty harmless –When they do bite, very little venom enters the body –Very painless They swim in the ocean most of their lives They swim in the ocean most of their lives Must come to the surface to breathe Must come to the surface to breathe Most feed on fish Most feed on fish Sea Snake Next Menu Previous

Inhabit all oceans but the Arctic Inhabit all oceans but the Arctic Mostly always submerged in the water Mostly always submerged in the water Lives up to 80 years Lives up to 80 years Takes decades to reach sexual maturity Takes decades to reach sexual maturity Some females return to the place of their birth to lay their eggs Some females return to the place of their birth to lay their eggs –She lays lots of eggs, but only a few baby sea turtles make it Immune from jellyfish stings, and regularly eat them Immune from jellyfish stings, and regularly eat them Sea Turtle Menu Previous

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Hope ye had fun on tday's trip! Please check out t' external sources for more fun mateys! Next

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