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The Coastal Area Ecosystem By: Adam (Mr. Richardson’s Class) Table of Contents • • • • • • • • • • • The Habitat Habitat Field Notes Abiotic & Biotic Plants Woody Groundcover Herbaceous Plants Water Plants Animals Invertebrates Vertebrates Table of Contents • • • • • • • • • Food Web Symbiotic Relationships Pyramid of Energy- Water Organisms Pyramid of Energy- Land Organisms Yearly Temperature – Summerland Key Yearly Precipitation- Summerland Key Water pH Unique Site Factors Limiting Factors Table of Contents • Ecologically Sensitive/Endangered Organisms • Human Impact • Levels of Biological Organization • Bibliography • The End The Habitat The Habitat • • • • • Coastal Area Sacarma Bay Two Square Miles 8 Visits Snorkeling, Net, Camera, Boat, Land • Approximately 15 points of observation • Snorkeling Habitat Field Notes Date April 8th Monday 4:45 – 5:30PM April 10th Wednesday 4:30 – 5:20PM April 11th Thursday 4:00 – 5:00PM Water 81.7 83.4 80.3 Temperature 84.2 85.6 83.1 Weather Sunny, Calm Sunny, Breezy Partly Cloudy, Breezy Time Habitat Field Notes Date Water April 13th Saturday 2:00 – 3:50PM 83.4 April 16th Tuesday 5:00 – 6:00PM 83.7 April 18th Thursday 4:00 – 4:20PM 82.7 Temperature 86.4 85.0 86 Weather Sunny, Windy Sunny, Calm Sunny, Breezy Time Habitat Field Notes Date Time April 21st Sunday 1:20 – 2:20PM April 23rd Tuesday 4:45 – 5:35PM Water 79.8 82.0 Temperature 82.9 85.6 Weather Partly Cloudy, Breezy Sunny, Calm Abiotic & Biotic Abiotic Biotic • The non-living • Living or oncephysical features of living organisms the environment. in the environment. Abiotic Factors Soil Light Water Temperature Air Trash Sand, Shells, Exoskeletons, Fossilized Coral, Minerals 11-12 Hours of Daylight 6 inches – 3 foot depth, 30 ft of visibility, 82.2 degrees average 84.8 Average, breezy & sunny Clean, no pollution Plastic, Metal, Paper, Food Waste, Wood, Cardboard Biotic Factors Mammals Fish Birds Plants Insects Reptiles Humans Snapper, Grunt, Minnow, Needle Fish Heron, Vulture, Pelican, Sea Gull Mangrove, Buttonwood, Sea Grass, Sea Weed Mosquito, Fly, Beetle, Water Bug Iguana, Anole Plants Water Herbaceous Groundcover Woody Woody • Green Buttonwood • Sea Grape Conocarpus erectus Coccoloba uvifera 1. 3-8 m tall 1. Grows up to 40 ft. 2. 2.5 cm to 9 cm long leaves 2. Fruit hangs down in clusters 3. 1-3 cm wide leaves 3. Shiny, leathery leaves Groundcover • Water Sprite (Ceratopteris thalictroides) – Skinny leaves – All Green – Found around water Herbaceous Plants Water Sprite (Ceratopteris thalictroides) – – – Skinny leaves All green Found around water Sargassum Weed (Sargassum hystrix) – – – A.k.a. gulfweed Asexual reproduction Type of brown algae Herbaceous Plants Turtle Grass (Thalassia testudinum) – – – Found in up to 100’ of water Average growth is 2-4 mm per day Will grow in temperatures of 20 to 40 degrees C Sea Fan (Gorgonia ventalina) – – – Flexible Flat Spread out to as much as 5’ & as tall as 6’ Herbaceous Plants Green Algae (Gunflintia species) –A.k.a. grass – green algae –First appeared 2 billion years ago –Phylum is cholorophyta Water Plants Black Mangrove (Avicennia germinang) 1. Roots shoot up out of ground 2. Member of verbena family 3. Can grow to 70’ Water Plants Turtle Grass (Thalassia testudinum) Found in up to 100’ of water Average growth is 2-4 mm per day Will grow in temperatures of 20 to 40 degrees C Water Plants Red Mangrove (Rhizophora mangle) • 12” seeds • Cigar shaped seeds • Red bark Green Algae (Gunflintia species) • A.k.a. grass – green algae • First appeared 2 billion years ago • Phylum is cholorophyta Water Plants Neptune’s Shaving Brush (Penicillus capitatos) 1. 3 inches tall 2. Underwater plant 3. All green color Water Plants • Sea Fan (Gorgonia ventalina) 1. Flexible 2. Flat 3. Spread out to as much as 5’ & as tall as 6’ Water Plants • Sargassum Weed (Sargassum hystrix) 1. a.k.a. Gulfweed 2. Asexual reproduction 3. Type of brown algae Animals Invertebrate Sea Cucumber • Animals without backbones are invertebrates. Invertebrates Tree Snail Spiny Lobster Sea Cucumber Upside Down Jellyfish Hermit Crab Ghost Crab Horseshoe Crab Pink Shrimp Invertebrates •Tree Snail •(Apple snail) –Move by gliding on mucus –Omnivores –Plants above and below water are its food •Brown Sea Cucumber •(Thyrone briareus) –Related to starfish and sea urchin –13 cm long –4 cm thick Invertebrates • Hermit Crab • (Pagurus bernhardus) – Large claw is always on right side – Eats scraps and worms – Shells from 1” to 5” Invertebrates • Horseshoe Crab • (Limulus polyphemus) – Considered “living fossil” – Spines all over – Light brown color •Spiny Lobster •(Pamulirus angus) Invertebrates –10 appendages on thorax –Closely related to crayfish –Brownish reddish color •Upside Down Jellyfish •(Cassiopea medusa) –12” diameter –Lays on ocean floor upside down –Purple or light brown top •Ghost Crab •(Ocypode quadrata) –50mm carapaces for adults –Live in burrows –Can make 3 sounds •Pink Shrimp •(Pandalus bornlis) –4-7” in length –Pink color –invertebrate Vertebrates • Animals with a backbone are called Vertebrates. Great White Heron Vertebrates •Great White Heron •Brown Anole •Turkey Vulture •Marine Iguana •French Grunt •Laughing Gull •Mangrove Snapper •Osprey •Needlefish •Brown Pelican •Pinfish •Great Barracuda •Nurse Shark •Schoolmaster •Glass Minnow Vertebrates •Great White Heron •(Ardea herodias) –Long sharp bill –6 ft. wing span –46” Long •Marine Iguana •(Amblyrhynchus cristatus) –Can swim –From 2-6 ft. in length –Teeth joined to inner edge of jaw •Mangrove Snapper •(Lutjanus griseus) 24 inches in length Average weight of about 2 lbs. A.k.a. gray snapper Vertebrates •Brown Pelican •(Pelecanus occidentalis) –42-54” in length –State bird of Louisiana –Dives from as high as 20 meters into water for food. •Great Barracuda •(sphyraena barracuda) –Fanglike teeth –Forked tail –5-15 pound average •Schoolmaster •(Lutjanus apodus) –Average weight is 1 lb. In shallow waters –Adult ones are mistaken for dog snappers –Mostly yellow fins Vertebrates •Brown Anole •(Anolis sagrei) –Brown color –Darker brown stripes and spots –Red skin flap under head French Grunt (Haemulon flavolineatom) –Adults are almost 1’ –30 cm in length –Makes grunt sounds •Osprey •(Pandioin Halioetus) –6’ wingspan –Diet is fish –2’ in length Vertebrates •Pinfish •(lagodon rhomboides) –3-6 “ in length –Spines on dorsal and anal fin –Dark spot behind gill cover •Nurse Shark •(Gynglymostoma cirratum) –Brown color –5-50 lbs –Barbells at the nostrils •Glass Minnow •(anchoa mitchilli) –Under slung mouth –1-2 inches in length –Won’t exceed 4” Vertebrates •Turkey Vulture •(Cathartes aura) –75 cm long –6 feet wing span –a.k.a. Turkey Buzzard •Laughing Gull •(Larus atricilla) –13 inches long –41 inch wingspan –Black head •Needlefish •(Strongylura marina) –Slender long bodies –1’ or less in size –Thin bill Food Web Shark Osprey Barracuda Seagull Pelican Grey Snapper Lobster Horseshoe Crab Snails Algae Pink Shrimp Plankton Hermit Crabs Seagrape Heron Schoolmaster Needlefish Pinfish Sea Cucumber Green Buttonwood Symbiotic Relationships Mutualism Commensalism Parasitism •Benefits both species. Remora cleans shark and gets food that the shark does not eat, the shark does not eat the Remora. •Benefits one Fish have protection partner but does not and food in harm or help the mangroves but other. mangroves receive nothing from fish. •Benefits one species but does definite harm to the other. Parasites make home and take nutrients from other animals, the host loses nutrients to the parasite. Pyramid of Energy- Water Organisms Shark (top predator) Bigger Fish (predator) Fish (consumer) Algae, Plankton (producer) Pyramid of Energy- Land Organisms Birds (Top Predator) Reptiles (Predator) Bugs (Consumer) Plants (Producer) Yearly Temperature – Summerland Key 85 83 84 84 83 81 80 80 77 75 76 74 Temp 70 70 72 71 65 60 Jan Feb Mar Apr May June July Aug Sept Oct Nov Dec Yearly PrecipitationSummerland Key 6 5.9 5.1 5 5 4.4 4 3.5 3.6 Inches 3 2 2.8 2 2 1.8 1.7 1.8 1 0 Jan Feb Mar Apr May June Jul Months Aug Sep Oct Nov Dec Water pH • The pH of a substance is based on the basic or acidic level. • The pH scale ranges from 0 – 14. 7 is neutral, any anything below is acidic, anything above is basic. • The higher the number the more basic the substance is, the lower the number the more acidic. • The habitat’s pH remained constant at 8.4 Unique Site Factors • Diversity of plants and animals • Hardly any pollution in the air or water (pollution exists on land) • Various organisms in the site (not apparent at first glance) • Accessible by water or land • The Upside Down Jelly Fish (Cassiopea medusa) is most abundant organism Limiting Factors •Human –Pollution (land; spill off) –Watercraft Activities –Diving –Fishing •Food •Water •Air •Living space •Mates •Nesting sites •Drought •Rain •Sunlight •Soil •Predation Ecologically Sensitive/Endangered Organisms • No Sensitive or endangered organisms were noted at the habitat site. Human Impact • Trash – Negative Impact – It can kill animals; i.e. plastic can be swallowed or entangle species • Motor props - Negative Impact – Kill organisms on sea floor • Mangroves – Positive Impact – Under protection by law • Diving/snorkeling – Negative & Positive Impact – May interfere with the sensitive species due to touching, gathering specimen, etc. – Humans increase their knowledge and awareness of sensitive environment • Fishing – Negative Impact – May over fish and deplete species, interfering with food web cycle Human Impact •At Habitat Site: I found lots of dead fish. These provided food for other animals, making it a positive impact for them, but too many were killed for no apparent reason and would lay there and rot. This is a negative impact. Levels of Biological Organization Medusa Organism – Single individual from a population. Several Medusas Population – All of the individuals of one species that live and reproduce in the same area and at the same time. Community – Populations of different species that interact in some way Medusa, Hermit Crabs, Pinfish Levels of Biological Organization Air, Water, Soil, Sun Ecosystem – Communities and the abiotic factors that affect them Biosphere – highest level of biological organization which includes the earth’s crust, the waters and a portion of the atmosphere. Bibliography 1. www.floridaseagrassecosystem.com-4/8 2.www.yahoopictures.com-4/10 3. www.supersiteusa-marinelifeimages.com-4/13 4. www.kapili.com-4/15 5. www.mbr.nbs.gov-4/20 6. www.weather.com-4/29 7. Publication-Science Voyages-4/8-5/3 The End