Download Endangered Species: Protecting Biodiversity by Kim Masters Evans PDF

By Kim Masters Evans

Show description

Read or Download Endangered Species: Protecting Biodiversity PDF

Best nature & ecology books

Wild Shore: Exploring Lake Superior by Kayak

Travel/Sports a real tale of experience and a two-year quest to navigate the best of the good Lakes. "One day, I paddled a sea kayak. All swish strains and curves, the hull carved the water with slightly a whisper and grew to become on the contact of a paddle. How does it think to go back and forth days on finish with out mounted agenda?

Petrography of Igneous and Metamorphic Rocks

This accomplished laboratory guide teaches scholars taking their first direction in petrography the strategies of describing and classifying rocks in addition to tips on how to practice these concepts to universal igneous and metamorphic rocks. crucial positive factors comprise: an inventory of universal minerals with their most crucial distinguishing optical homes; over 2 hundred illustrations detailing the relation among optics and crystal morphology; an accompanying CD-ROM with colour slides illustrating rock-forming minerals and the textures of rocks, many with textual content and audio annotations by way of the writer; descriptions of the textures and buildings of igneous and metamorphic rocks; crucial houses of all of the minerals compiled in an easy-to-access, full-color desk; and a chart for deciding on the approximate modal (volume) percent of minerals in rocks.

The Best Places You've Never Seen: Pennsylvania's Small Museums, A Traveler's Guide

You recognize the Carnegie Institute and the Philadelphia Museum of artwork, yet have you visited the Toy robotic Museum in Adamstown or Bill's previous motorbike Barn in Bloomsburg? The Tom combine Museum in combine Run? The Houdini Museum in Scranton? Pennsylvania's many small museums are effortless to overlook in an age of rapid details and superhighways.

Field Guide to the Natural World of New York City

Ny simply may be the main biologically assorted urban in temperate the United States. The 5 boroughs take a seat atop probably the most clearly wealthy websites in North the US, at once below the Atlantic migratory flyway, on the mouth of a 300-mile-long river, and on 3 islands—Manhattan, Staten, and lengthy. Leslie Day, a brand new York urban naturalist, finds this notable global in her box advisor to the wildlife of recent York urban.

Additional info for Endangered Species: Protecting Biodiversity

Example text

S. S. Fish and Wildlife Service recovery potential priority ranking system Degree of threat Magnitude of threat High Recovery potential Taxonomy High Monotypic genus 1 High Species 2 High Subspecies 3 Low Monotypic genus 4 Low Species 5 Low Subspecies 6 High Monotypic genus 7 High Species 8 High Subspecies 9 Low Monotypic genus 10 Low Species 11 Low Subspecies 12 High Monotypic genus 13 High Species 14 High Subspecies 15 Low Monotypic genus 16 Low Species 17 Low Subspecies 18 Priority Conflict 1C 1 2C 2 3C 3 4C 4 5C 5 6C 6 High Recovery potential High Low to moderate Moderate High Low to moderate Low High Low to moderate Conflict Priority Conflict No conflict Conflict No conflict Conflict No conflict Conflict No conflict Conflict No conflict Conflict No Conflict 1 2 3 4 5 6 7 8 9 10 11 12 “Table 3.

6 Experimental populations, February 2008 Inverted common name Scientific name Species group Bean, Cumberland (pearlymussel) Villosa trabalis Clams Bean, Cumberland (pearlymussel) Villosa trabalis Clams Bear, grizzly Blossom, tubercled (pearlymussel) Blossom, turgid (pearlymussel) Blossom, yellow (pearlymussel) Catspaw (ϭpurple cat’s paw pearlymussel) Chub, slender Ursus arctos horribilis Epioblasma torulosa torulosa Epioblasma turgidula Epioblasma florentina florentina Epioblasma obliquata obliquata Erimystax cahni Mammals Clams Clams Clams Clams Fishes Chub, spotfin Erimonax monachus Fishes Chub, spotfin Chub, spotfin Erimonax monachus Erimonax monachus Fishes Fishes Clubshell Combshell, Cumberlandian Combshell, Cumberlandian Pleurobema clava Epioblasma brevidens Epioblasma brevidens Clams Clams Clams Condor, California Crane, whooping Crane, whooping Gymnogyps californianus Grus americana Grus americana Birds Birds Birds Darter, boulder Darter, duskytail Etheostoma wapiti Etheostoma percnurum Fishes Fishes Darter, duskytail Etheostoma percnurum Fishes Fanshell Cyprogenia stegaria Clams Ferret, black-footed Lampmussel, Alabama Madtom, pygmy Mustela nigripes Lampsilis virescens Noturus stanauli Mammals Clams Fishes Madtom, smoky Noturus baileyi Fishes Madtom, yellowfin Noturus flavipinnis Fishes Madtom, yellowfin Noturus flavipinnis Fishes Madtom, yellowfin Noturus flavipinnis Fishes Mapleleaf, winged Monkeyface, Appalachian (pearlymussel) Quadrula fragosa Quadrula sparsa Clams Clams Monkeyface, Cumberland (pearlymussel) Monkeyface, Cumberland (pearlymussel) Quadrula intermedia Quadrula intermedia Clams Clams Mussel, oyster Otter, Southern Sea Epioblasma capsaeformis Enhydra lutris nereis Clams Mammals Pearlymussel, birdwing Pearlymussel, birdwing Conradilla caelata Conradilla caelata Clams Clams Pearlymussel, cracking Pearlymussel, cracking Hemistena lata Hemistena lata Clams Clams Pearlymussel, dromedary Pearlymussel, dromedary Dromus dromas Dromus dromas Clams Clams Endangered Species Where listed AL-The free-flowing reach of the Tennessee River from the base of Wilson Dam downstream to the backwaters of Pickwick Reservoir [about 12 RM (19 km)] and the lower 5 RM [8 km] of all tributaries to this reach in Colbert and Lauderdale Counties TN-Specified portions of the French Broad and Holston Rivers Experimental non-essential (portions of ID and MT) See locations for Bean, Cumberland (pearlymussel) See locations for Bean, Cumberland (pearlymussel) See locations for Bean, Cumberland (pearlymussel) See locations for Bean, Cumberland (pearlymussel) TN-Specified portions of the French Broad and Holston Rivers Tellico River, between the backwaters of the Tellico Reservoir and the Tellico Ranger Station, in Monroe County, Tennessee Shoal Creek TN-Specified portions of the French Broad and Holston Rivers See locations for Bean, Cumberland (pearlymussel) See locations for Bean, Cumberland (pearlymussel) TN-Specified portions of the French Broad and Holston Rivers Specific portions of Arizona, Nevada, and Utah CO, ID, FL, NM, UT, and the western half of Wyoming AL, AR, GA, IL, IN, IA, KY, LA, MI, MN, MS, MO, NC, OH, SC, TN, VA, WI, WV Shoal Creek Tellico River, between the backwaters of the Tellico Reservoir and the Tellico Ranger Station, in Monroe County, Tennessee TN-Specified portions of the French Broad and Holston Rivers TN-Specified portions of the French Broad and Holston Rivers Specific portions of AZ, CO, MT, SD, UT, and WY See locations for Bean, Cumberland (pearlymussel) TN-Specified portions of the French Broad and Holston Rivers Tellico River, between the backwaters of the Tellico Reservoir and the Tellico Ranger Station, in Monroe County, Tennessee North Fork Holston River, VA, TN; S.

Hyla andersonii ) Trout, coastal cutthroat Umpqua R. S. S. do (accessed February 1, 2008) SOURCE: Endangered species have different needs and require different conservation measures. Some fish are endangered because of a history of overfishing. Halting or reducing fishing is sufficient for population recovery. In most cases, however, more active forms of intervention are necessary. The single most important conservation measure for many threatened and endangered species is habitat conservation or restoration.

Download PDF sample

Rated 4.30 of 5 – based on 45 votes