Lecture 37 NEKTONIC ORGANISMS General characteristics
... General characteristics Representatives Invertebrates Fish Cetaceans -- whales and porpoises Other mammals Reptiles Migration during life cycle -- some examples GENERAL CHARACTERISTICS Nektonic organisms are swimmers Mode of nutrition: Both.... Herbivores Carnivores (predators, scavengers) Vertebrat ...
... General characteristics Representatives Invertebrates Fish Cetaceans -- whales and porpoises Other mammals Reptiles Migration during life cycle -- some examples GENERAL CHARACTERISTICS Nektonic organisms are swimmers Mode of nutrition: Both.... Herbivores Carnivores (predators, scavengers) Vertebrat ...
37-1 Mollusks
... A feeding adaptation. It is a flexible, tongue-like strip covered with abrasive teeth. (fig. 37-3) ...
... A feeding adaptation. It is a flexible, tongue-like strip covered with abrasive teeth. (fig. 37-3) ...
Nannostomus unifasciatus (One-lined Pencil Fish)
... periphyton (micro-algae films growing on rocks), insects, worms and small crustaceans. After hatching, the larva first feeds by absorbing its yolk sac, followed by periphyton. They are also prey to higher trophic levels and play an important role in the overall health of an aquatic system. POPULATIO ...
... periphyton (micro-algae films growing on rocks), insects, worms and small crustaceans. After hatching, the larva first feeds by absorbing its yolk sac, followed by periphyton. They are also prey to higher trophic levels and play an important role in the overall health of an aquatic system. POPULATIO ...
seefood
... shellfish: sedentary animals ~ filter their food from coastal and estuar waters ~ often subject to pollution by sewage ...
... shellfish: sedentary animals ~ filter their food from coastal and estuar waters ~ often subject to pollution by sewage ...
phylum Chordata
... develop and hatch on dry land. It is called the amniotic egg and has the same membranes And fluid compartments that are seen in birds’ eggs. Birds may be more famous for their eggs, but reptiles had them first. ...
... develop and hatch on dry land. It is called the amniotic egg and has the same membranes And fluid compartments that are seen in birds’ eggs. Birds may be more famous for their eggs, but reptiles had them first. ...
MOLLUSK VOCAB ONLY
... The muscle with which a bivalve opens and closes its shell __________________ Adductor muscle The fluid that is circulated through the body of an animal with an open circulatory system _________________ hemolymph The epidermal layer of mollusks ________________ mantle ...
... The muscle with which a bivalve opens and closes its shell __________________ Adductor muscle The fluid that is circulated through the body of an animal with an open circulatory system _________________ hemolymph The epidermal layer of mollusks ________________ mantle ...
MOLLUSK VOCAB ONLY
... The muscle with which a bivalve opens and closes its shell __________________ Adductor muscle The fluid that is circulated through the body of an animal with an open circulatory system _________________ hemolymph The epidermal layer of mollusks ________________ mantle ...
... The muscle with which a bivalve opens and closes its shell __________________ Adductor muscle The fluid that is circulated through the body of an animal with an open circulatory system _________________ hemolymph The epidermal layer of mollusks ________________ mantle ...
Animalia PowerPoint
... • Ex: sea stars, sea urchins, sea cucumbers, & sand dollars • Marine animals • Radial symmetry • Spiny endoskeleton (internal skeleton) • Tube feet (small muscular fluid-filled tubes with suction-cup like endings) ...
... • Ex: sea stars, sea urchins, sea cucumbers, & sand dollars • Marine animals • Radial symmetry • Spiny endoskeleton (internal skeleton) • Tube feet (small muscular fluid-filled tubes with suction-cup like endings) ...
Class
... disc together with the water intake (madreporite) on the top. 3- The upper surface is often very colorful. There are cilia like structures that ensure that the surface of the arms stay free from algae. ...
... disc together with the water intake (madreporite) on the top. 3- The upper surface is often very colorful. There are cilia like structures that ensure that the surface of the arms stay free from algae. ...
Marine Vertebrates: Lecture 3
... Has a lure that hangs off the snout-tip (stored in a depression) to catch prey including fish and invertebrates (crabs, molluscs) b. Fins are modified so it actually walks, rather than swims! ...
... Has a lure that hangs off the snout-tip (stored in a depression) to catch prey including fish and invertebrates (crabs, molluscs) b. Fins are modified so it actually walks, rather than swims! ...
watershed
... nitrates to aquatic systems These act as fertilizers and result in "blooms" of algae This starts a process that may end in a mass die-off of animal life. ...
... nitrates to aquatic systems These act as fertilizers and result in "blooms" of algae This starts a process that may end in a mass die-off of animal life. ...
File
... What are the defining characteristics in that phyla? Tentacles? Nematocysts? Elongated body with the head and foot on one end; in same location The word cephalopod comes from (head-foot). Mantle, mantle cavity, radula, brain, arms and/or tentacles that are located around the mouth. Shell in these or ...
... What are the defining characteristics in that phyla? Tentacles? Nematocysts? Elongated body with the head and foot on one end; in same location The word cephalopod comes from (head-foot). Mantle, mantle cavity, radula, brain, arms and/or tentacles that are located around the mouth. Shell in these or ...
Chapter 18: Life in the Ocean*s Depths
... • Arms thick as human thigh and covered with thousands of suckers – Capture prey and carry it to animal’s beak where it is shredded to pieces – Found in all oceans 600 ft. or more ...
... • Arms thick as human thigh and covered with thousands of suckers – Capture prey and carry it to animal’s beak where it is shredded to pieces – Found in all oceans 600 ft. or more ...
The Animal kingdom
... exoskeleton, Water, air, land • Segmented body – head thorax, abdomen • Spider, bee, fly, mosquito, grasshopper, centipede, beetle, shrimp, cockroach, crab ...
... exoskeleton, Water, air, land • Segmented body – head thorax, abdomen • Spider, bee, fly, mosquito, grasshopper, centipede, beetle, shrimp, cockroach, crab ...
Diversity of Organisms and Classification
... Internal fertilization (mating) Lay shelled eggs ( hard or leathery) Closely related to birds ...
... Internal fertilization (mating) Lay shelled eggs ( hard or leathery) Closely related to birds ...
Fish
... Amphibians lay their eggs in water, and the tadpole, or newborn frog, is born and lives in water. It has a tail that allows it to swim like a fish. It also has gills so that it can breathe under water. As the tadpole grow into a frog, it loses its gills and tail, and develops legs for moving on land ...
... Amphibians lay their eggs in water, and the tadpole, or newborn frog, is born and lives in water. It has a tail that allows it to swim like a fish. It also has gills so that it can breathe under water. As the tadpole grow into a frog, it loses its gills and tail, and develops legs for moving on land ...
Fish, Amphibians & Reptiles
... Bony Fish 95% of all species of fish Gills protected by gill cover Swim Bladder Most have separate sexes Reproduce by females releasing large # of eggs, & then males swim over eggs and release sperm. Call this spawning. Form of External fertilization ...
... Bony Fish 95% of all species of fish Gills protected by gill cover Swim Bladder Most have separate sexes Reproduce by females releasing large # of eggs, & then males swim over eggs and release sperm. Call this spawning. Form of External fertilization ...
Mexican Walking Fish
... Mexican lakes of Chalco and Xochimilco, in Mexico city. Unfortunately the Chalco lake was drained to avoid flooding and exists no longer. The Xochimilco has diminished too and exists just as canals. This is why the axolotl have decreased in number and have found a place in the list of ...
... Mexican lakes of Chalco and Xochimilco, in Mexico city. Unfortunately the Chalco lake was drained to avoid flooding and exists no longer. The Xochimilco has diminished too and exists just as canals. This is why the axolotl have decreased in number and have found a place in the list of ...
Environmental Concerns
... Habitat destruction: Natural areas and habitats become degraded by surges of water and sediment. Habitat destruction is also caused by invasive, non-native species that are transported by storm water. These aggressive species push out the native plants that provide nutritious food, safe cover, and s ...
... Habitat destruction: Natural areas and habitats become degraded by surges of water and sediment. Habitat destruction is also caused by invasive, non-native species that are transported by storm water. These aggressive species push out the native plants that provide nutritious food, safe cover, and s ...
Sponges & Cnidarians
... • Sponges – Simplest animals, multicellular – No organs or body systems – Asymmetry – Cellular digestion – Feed by filtering water – Do not move – Reproduce sexually and asexually ...
... • Sponges – Simplest animals, multicellular – No organs or body systems – Asymmetry – Cellular digestion – Feed by filtering water – Do not move – Reproduce sexually and asexually ...
CLINGFISH CARE SOP# = OSTE1 PURPOSE: To describe methods
... Search under rocks and logs for the Northern clingfish, then dislodge by sliding its body along the shelter at the same time you're pulling it free off the rock or log. Kelp clingfish can be dip-netted from in amongst algae. Fish must be kept well oxygenated during the trip back to the lab. Ensure t ...
... Search under rocks and logs for the Northern clingfish, then dislodge by sliding its body along the shelter at the same time you're pulling it free off the rock or log. Kelp clingfish can be dip-netted from in amongst algae. Fish must be kept well oxygenated during the trip back to the lab. Ensure t ...
