Field Guide to Rivers of North America北美河流Field介绍

Basedonthecomprehensive,award-winningbook"RiversofNorthAmerica",thenew"FieldGuidetoRiversofNorthAmerica"describes200ofNorthAmerica'smostsignificantriversinareader-friendly,conciseformat.Theguideisorganizedbygeographicregions-eachsectionbeginswithamapshowingtherelationshipofriverswithinoneterritoryandasummaryoftheregion'smostimportantelements.Eachindividualriversummaryincludesatwo-pagespreadwithabasinmap,afull-colorphotographandkeyrivercharacteristics.Thecompactformatofthisguidewillbeparticularlyusefultoscientistscarryingoutfieldresearchinareassuchasfieldecology,entomology,botany.Itisaneasy-to-usereferencethatcaneasilybepackedawaywithotherscientificgear.Anglersandrecreationalboatingenthusiastswillfindawealthofinformationonrivertopography,nativeandnonnativefishspecies,aswellasaveragetemperaturesthatwillhelpthemplantheirnextadventure.Thisistheonlyfieldguidetocoverthisbroadgeographicarea.Eachriverfeatures:colortopographicriverbasinmap;colorphotograph;precipitationgraph;and,vitalphysicalandbiologicalstatistics.