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Sea Lampreys Sea lampreys are members of an ancient family of jawless fishes that were around before the dinosaurs.
Sea Lampreys Adult lampreys are parasitic on a large variety of fishes and marine mammals where they seek out the largest members of the species.
Sea Lampreys Adults use their disc-shaped mouth full of teeth to hold fast to fish.
Sea Lampreys They may stay attached for days, or even weeks feeding of the body fluids of their victims.
Sea Lampreys Although lampreys are best known for their parasitic exploits in the Great Lakes, they are native to the Chesapeake Bay.
Sea Lampreys Adults enter the bays tributaries from March to June to breed. Adults die soon after this spawning event.
Sea Lampreys The unattended eggs hatch about two weeks later. The larvae drift downstream, eventually burrowing into sandy or silty areas.
Sea Lampreys The young lamprey may remain in the sand filter feeding for up to 17 years.
Sea Lampreys Only the mature sea lampreys are parasitic. They spend their few adult years along the Atlantic Coast.
Sea Lampreys Adult sea lampreys grow to about 2.5 feet. They tend to show brown or black mottling dorsally; whitish or gray ventrally.
Sea Lampreys At present, sea lampreys are not a major problem in the bay. This may be due to the fact that lampreys prefer clear, pollution free waters.
General About 30 different marine mammals have been reported in Virginias coastal areas.
Fish The most diverse and successful vertebrates.
Amphibians Amphibians. What is an amphibian? Amphibians can be defined as vertebrates that are aquatic as larvae and terrestrial as adults, breathe.
Marine Fisheries Management Ocean can be considered the last frontier on this planet unique physical characteristics.
Mrs. Gridley, Grade 4Pfaff Elementary School. What Do You Think About Fiddlers? Where do they live? Do you think their habitat has salt or fresh water?
LOGAN DECKER There are five different groups of animals with vertebrates. They are: Mammals Fish Reptiles Birds Amphibians.
Biodiversity In Minnesota By: Cole Harms. Mourning Dove The mourning doves scientific name is Zenaida macroura. The mourning dove is a blue gray bird.
Sharks: Predators of the Deep Guess the Covered Word Lesson Created by: Morgan Blanton.
TROUT Mrs. Garbiel: Oceanography & Environmental Science.
10. PHYLUM CHORDATA Dorsal Notochord-long rod that supports the body-becomes the vertebrae in most. Dorsal Notochord-long rod that supports the body-becomes.
Fish. What are Fish? Fish are aquatic vertebrates (animals with backbones) with fins for appendages. They "breathe" by means of gills. Fish make up the.
CHESAPEAKE BAY. Chesapeake as an Estuary An estuary is a semi-enclosed body of water that has a free connection with the sea An estuary is a semi-enclosed.
Birds of the Bay There are many birds that spent at least part of the year near the Chesapeake Bay.
Squid Squid are classified as mollusks. This is the same phylum which contains clams and snails.
Sea Stars Sea stars, or starfishes, or starfish are echinoderms, which means spiny-skinned. They are a very strange group of animals!
Whelks Whelks are marine snails or gastropod mollusks.
Oysters Oysters were once the main organism harvested from the bay.
Species of animals in the Sea. Made by Kimberly Zammit and Jelena Attard.
Mussels Mussels, like clams and oysters, have two shells and are therefore bivalves.
The tundra by: C.J. Josh Sarah l. Amanda Austin. Describe Tundra The Tundra is a cold dry region where the trees can not grow because of the temperature.
The Life Cycle Egg Larva Chrysalis Adult Egg The egg is sticky. It is laid on the bottom of a milkweed plant leaf. It hatches in a few days.
This picture shows the complete journey of a river, from the source to the sea. Let’s have a look at this journey more closely.
Skates & Rays Skates and rays are both cartilaginous fishes that are related to the sharks.
Section 26.1 Summary – pages Sponges are asymmetrical aquatic animals that have a variety of colors, shapes, and sizes. Many are bright shades.
How Do Animals Change as They Grow? The learner will: Recognize that as an organism grows, its appearance may change. Recognize that as an organism grows,
Means fish with bony skeletons There are over 20,000 species of bony fish.
Invertebrates By Alenna Naeve A.N. Arthropods/Arachnids Definition : An animal that has a jointed exoskeleton. Body systems: They breathe through organs.
Endangered Species By: Ryan Evans Mrs. Anderson 9/13/10 Great White Shark as being the most endangered shark species in the world people die from a.
What is a Barnacle? You may have seen barnacles along the shoreline attached to pilings or rocks.
Home sweet home The zebra mussel was found and described first in part of Russia, but then it was recognized in the Caspian Sea. Grossinger reported.
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