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Books > Sport & Leisure > Natural history, country life & pets > Wild animals > Aquatic creatures

National Capital Region Network 2007 Forest Vegetation Monitoring Report (Paperback): National Park Service National Capital Region Network 2007 Forest Vegetation Monitoring Report (Paperback)
National Park Service
R435 Discovery Miles 4 350 Ships in 10 - 15 working days

This report presents a summary of the forest condition data collected in 2007 by the National Capital Region Network Inventory and Monitoring Program. Forest condition was monitored on 100 forest plots randomly located throughout the National Capital Region. This data is part of a long term forest monitoring effort that will include 400 forest plots. One hundred plots will be monitored each year, and any particular plot will be monitored once every four years. As this is the first time that these plots are monitored only status data but not trend data is available.

National Capital Region Network 2007 Deer Monitoring Report (Paperback): National Park Service National Capital Region Network 2007 Deer Monitoring Report (Paperback)
National Park Service
R341 Discovery Miles 3 410 Ships in 10 - 15 working days

In 2000, the National Capital Region Inventory and Monitoring Network (NCRN) initiated a deer monitoring program to collect information on deer densities. The program is carried out through fall spotlight surveys in Antietam National Battlefield, Catoctin Mountain Park, Chesapeake and Ohio Canal National Historic Park- Gold Mine Tract, George Washington Memorial Parkway - Great Falls Park, Manassas National Battlefield Park, Monocacy National Park, National Capital Parks - East (Greenbelt and Piscataway units), Prince William Forest Park, and Rock Creek Park. Pellet-group counts are used in Harpers Ferry National Historic Park because of the lack of a road network. This report summarizes and analyzes the fall 2007 spotlight surveys and the 2007 fall-winter pellet-group count.

Circle It, Turtle Facts, Word Search, Puzzle Book (Paperback): Lowry Global Media LLC, Mark Schumacher Circle It, Turtle Facts, Word Search, Puzzle Book (Paperback)
Lowry Global Media LLC, Mark Schumacher; Edited by Maria Schumacher
R320 Discovery Miles 3 200 Ships in 10 - 15 working days
Reliques of Old London Upon the Banks of the Thames & in the Suburbs South of the River (Paperback): Thomas R. Way, H.B.... Reliques of Old London Upon the Banks of the Thames & in the Suburbs South of the River (Paperback)
Thomas R. Way, H.B. Wheatley
R612 Discovery Miles 6 120 Ships in 10 - 15 working days
The Frog That Croaked (Paperback): Mary Martin The Frog That Croaked (Paperback)
Mary Martin; Illustrated by Mary Martin; Tutu Mele
R250 Discovery Miles 2 500 Ships in 10 - 15 working days
Carcharhinus obscurus (Paperback): Zachary Webb Nicholls Carcharhinus obscurus (Paperback)
Zachary Webb Nicholls
R288 Discovery Miles 2 880 Ships in 10 - 15 working days

Consider that out there, somewhere, amongst the vastness of the seas, lives a single shark who swims, hunts, sleeps, thinks, and dreams...who may be dong any one of these activities at the same time you yourself are swimming, hunting, sleeping, thinking, and dreaming. Curious, isn't it? That both can share the same earth and do the same thing at the same time? We have some interesting commonalities. The first book by Dr. Jaws is Carcharhinus obscurus.

I Like the Fish (Paperback): P. J. Peregrine I Like the Fish (Paperback)
P. J. Peregrine; Illustrated by Jetti Garrison
R314 Discovery Miles 3 140 Ships in 10 - 15 working days

Did you ever hear of a fish that can whistle? Or a fish that can move a boulder? You can read about them in I Like the Fish, second in a series of picture books for 4- to 8-year-olds that explores the whimsical side of nature, with colorful pictures and clever text, portraying fish and their idiosyncrasies.

My First Book about the Alphabet of Birds - Extra Large Edition - Amazing Animal Books - Children's Picture Books... My First Book about the Alphabet of Birds - Extra Large Edition - Amazing Animal Books - Children's Picture Books (Paperback)
John Davidson; Edited by Mendon Cottage Books; Molly Davidson
R322 Discovery Miles 3 220 Ships in 10 - 15 working days
Cache Creek - A Trailguide to Jackson Hole's Backyard Wilderness (Paperback): Susan Marsh Cache Creek - A Trailguide to Jackson Hole's Backyard Wilderness (Paperback)
Susan Marsh
R590 Discovery Miles 5 900 Ships in 10 - 15 working days
Circle It, Seal and Sea Lion Facts, Word Search, Puzzle Book (Paperback): Lowry Global Media LLC, Mark Schumacher Circle It, Seal and Sea Lion Facts, Word Search, Puzzle Book (Paperback)
Lowry Global Media LLC, Mark Schumacher; Edited by Maria Schumacher
R368 Discovery Miles 3 680 Ships in 10 - 15 working days
Office of National Marine Sanctuaries Science Review of Artificial Reefs (Paperback): Noaa Office of National Marine Sanctuari Office of National Marine Sanctuaries Science Review of Artificial Reefs (Paperback)
Noaa Office of National Marine Sanctuari
R426 Discovery Miles 4 260 Ships in 10 - 15 working days

Artificial reefs are human-made structures that are either deliberately or unintentionally submerged underwater, commonly with the result of mimicking some characteristics of a natural reef. Artificial reefs alter local habitat by providing hard substrate and complex vertical relief where typically none previously existed (Bohnsack and Sutherland 1985, Sheehy and Vik 1992, Sheehy and Vik 2010). They may be created from a variety of sources and materials including the intentional sinking of ships and barges, rubble, concrete, rocks, stone, boulders, steel, and metal, etc. (Baine 2001). They may also be created through unintentional means (e.g., shipwrecks that can become historical in nature) and through structures built for other purposes (e.g., decommissioned oil and gas platforms, breakwaters1, jetties, bridges, offshore lighthouses, air force towers, navigational aids, marine data buoys, etc.). These various materials have benefits and drawbacks when used in artificial reef construction.

Oceans and Seas of the World - Homeschool Geography 3rd Grade Series (Paperback): Baby Professor Oceans and Seas of the World - Homeschool Geography 3rd Grade Series (Paperback)
Baby Professor
R321 R294 Discovery Miles 2 940 Save R27 (8%) Ships in 10 - 15 working days
Protocol for Monitoring Fish Communities in Small Streams in the Heartland Inventory and Monitoring Network (Paperback): David... Protocol for Monitoring Fish Communities in Small Streams in the Heartland Inventory and Monitoring Network (Paperback)
David G. Peitz, Gareth a. Rowell, David E. Bowles
R479 Discovery Miles 4 790 Ships in 10 - 15 working days

The authors detail why monitoring the current status and population trends of fish communities and their habitats is an important tool for preserving and conserving aquatic resources in the national parks. The framework for monitoring small streams located in HTLN parks is directed towards maintaining their ecological integrity, which will be assessed through periodic monitoring of fish communities, physical habitat, and water quality. The authors describe the protocol which has been designed to incorporate the spatial relationship of biotic indicators with chemical constituents and physical habitat.

Water, Environmental and Livelihood Challenges in the Lake Victoria Basin - An Integrated Research Approach (Paperback):... Water, Environmental and Livelihood Challenges in the Lake Victoria Basin - An Integrated Research Approach (Paperback)
Augustine Afullo
R552 Discovery Miles 5 520 Ships in 10 - 15 working days
Of Sharks and Whales (A Coloring Book) (Paperback): Jupiter Kids Of Sharks and Whales (A Coloring Book) (Paperback)
Jupiter Kids
R326 R299 Discovery Miles 2 990 Save R27 (8%) Ships in 10 - 15 working days
My First Book about the Alphabet of Freshwater Animals - Amazing Animal Books - Children's Picture Books (Paperback): John... My First Book about the Alphabet of Freshwater Animals - Amazing Animal Books - Children's Picture Books (Paperback)
John Davidson; Edited by Mendon Cottage Books; Molly Davidson
R266 Discovery Miles 2 660 Ships in 10 - 15 working days
Triggerfishes for Marine Aquariums - Diversity, Selection & Care (Paperback): Robert Fenner Triggerfishes for Marine Aquariums - Diversity, Selection & Care (Paperback)
Robert Fenner
R533 Discovery Miles 5 330 Ships in 10 - 15 working days
Mr. Willie the Whale (A Coloring Book) (Paperback): Jupiter Kids Mr. Willie the Whale (A Coloring Book) (Paperback)
Jupiter Kids
R334 R309 Discovery Miles 3 090 Save R25 (7%) Ships in 10 - 15 working days
Non-native Fish Control in Tributaries - Grand Canyon National Park (Fish Stories) (Paperback): Penny Hill Press Inc Non-native Fish Control in Tributaries - Grand Canyon National Park (Fish Stories) (Paperback)
Penny Hill Press Inc; National Park Service
R348 Discovery Miles 3 480 Ships in 10 - 15 working days
Clay Pond - Big Black (Paperback): Don G. Ford Clay Pond - Big Black (Paperback)
Don G. Ford
R191 Discovery Miles 1 910 Ships in 10 - 15 working days

Our story highlights one of Clay Pond's enemies. But like a prism, there are many ways to view things. It's easy just to write off all of your enemies. Some we will see here in our story have a deeper purpose. Even a dark cloud could have its silver lining. Big Black is just one of many visitors who have become permanent residents here. Be sure and share these Clay Pond stories with friends or even your teachers.

Fisheries Treaties and Port State Measures Agreements (Paperback): Committee on Foreign Relations United St Fisheries Treaties and Port State Measures Agreements (Paperback)
Committee on Foreign Relations United St
R432 Discovery Miles 4 320 Ships in 10 - 15 working days
Knowledge, Attitudes and Perceptions of Management Strategies and Regulations of the Gray's Reef National Marine Sanctuary... Knowledge, Attitudes and Perceptions of Management Strategies and Regulations of the Gray's Reef National Marine Sanctuary by Users and Non-users of the Sanctuary - Version 2 (Paperback)
U. S. Department of Commerce, Vernon R. Leeworthy
R478 Discovery Miles 4 780 Ships in 10 - 15 working days

This research is part of the Socioeconomic Research & Monitoring Program for the NOAA Office of National Marine Sanctuaries. In 2010, a baseline study of users and non-users of Gray's Reef National Marine Sanctuary (GRNMS) was initiated. Mail surveys were designed in 2010 and implemented in 2011 and 2012. The study provides baseline data on the knowledge, attitudes and perceptions of users and non-users of GRNMS in regard to management strategies and regulations. It also provides information on socioeconomic/demographic profiles, activity participation and use of coastal and ocean waters off the Georgia coast both inside and outside GRNMS. The surveys collected data on sources of public information on GRNMS used and the amount of trust in sources used, familiarity with GRNMS rules and regulations, and attitudes about selected management strategies for coastal and ocean resources both inside and outside GRNMS. For users of GRNMS, perceptions of resource conditions were also addressed.

Shark Coloring Book - A Coloring Book for Adults Containing 20 Shark Designs in a Variety of Styles to Help You Relax and... Shark Coloring Book - A Coloring Book for Adults Containing 20 Shark Designs in a Variety of Styles to Help You Relax and De-Stress (Paperback)
Adult Coloring World
R253 Discovery Miles 2 530 Ships in 10 - 15 working days
Aquatic Ecosystems - Influences, Interactions & Impact on the Environment (Hardcover): Marvin Snyder Aquatic Ecosystems - Influences, Interactions & Impact on the Environment (Hardcover)
Marvin Snyder
R3,456 Discovery Miles 34 560 Ships in 12 - 19 working days

The seagrass meadows of the Northeast Coast of Brazil have the greatest area, biomass, biometrics and diversity of the Brazilian Coast. In this region, the seagrass diversity and plasticity may vary due to differences in environmental factors. Some natural aspects of the coastal environment or that which affect the coastal zone, mainly climatic (seasons of rains and winds) and geomorphological (bathymetry and substrate type), cause variations in seasonality and plasticity of the species, respectively. Chapter One in this book on aquatic ecosystems summarises the available information concerning how seagrass vary along the Northeast Coast of Brazil, as well as other ecological information. Chapter Two presents a brief historical overview of biological indicators, considering the assessment of water quality through microalgae from an environmental perspective and their role as natural bioindicators of the effects of eutrophication. Chapter Three provides a mixing zone analysis of surface brine discharges in coastal waters. Chapter Four studies the effect of low salinity on intertidal blue mussels from the White Sea.

The Billfish Story - Swordfish, Sailfish, Marlin, and Other Gladiators of the Sea (Paperback): Stan Ulanski The Billfish Story - Swordfish, Sailfish, Marlin, and Other Gladiators of the Sea (Paperback)
Stan Ulanski
R661 R593 Discovery Miles 5 930 Save R68 (10%) Ships in 10 - 15 working days

The billfish is fixed at the apex of the oceanic food chain. Composed of sailfish, marlin, spearfish, and swordfish, they roam the pelagic waters of the Atlantic and are easily recognized by their long, spear-like beaks. Noted for their speed, size, and acrobatic jumps, billfish have for centuries inspired a broad spectrum of society. Even in antiquity, Aristotle, who assiduously studied the swordfish, named this gladiator of the sea xiphias - the sword. The Billfish Story tells the saga of this unique group of fish and those who have formed bonds with them - relationships forged by anglers, biologists, charter-boat captains, and conservationists through their pursuit, study, and protection of these species. More than simply reciting important discoveries, Stan Ulanski argues passionately that billfish occupy a position of unique importance in our culture as a nexus linking natural and human history. Ulanski, both a scientist and an angler, brings a rich background to the subject in a multifaceted approach that will enrich not only readers appreciation of billfish but the whole of the natural world.

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