COLUMBIA
| 8 |
TENNESSE
| 8 |
EEL
| 3 |
GILA
| 4 |
HUDSONRIVER
| 11 |
RIOGRANDE
| 9 |
SAVANNAH
| 8 |
SNAKE
| 5 |
YELLOWSTONE
| 11 |
YUKON
| 5 |
MITCHELL
| 8 |
NIAGARA
| 7 |
IOWA
| 4 |
TAIYA
| 5 |
DRIVER
| 6 |
ETOWAH
| 6 |
EZCREEK
| 7 |
STCROIX
| 7 |
BADRIVER
| 8 |
DIXRIVER
| 8 |
EELRIVER
| 8 |
ELKRIVER
| 8 |
FOXRIVER
| 8 |
HAWRIVER
| 8 |
HOHRIVER
| 8 |
LITTLEKU
| 8 |
LITTLEMO
| 8 |
NEWRIVER
| 8 |
PITRIVER
| 8 |
REDRIVER
| 8 |
ROERIVER
| 8 |
SUNRIVER
| 8 |
TOKRIVER
| 8 |
BASSRIVER
| 9 |
BEARRIVER
| 9 |
BLUERIVER
| 9 |
CAMPCREEK
| 9 |
CONASAUGA
| 9 |
COOSRIVER
| 9 |
DEEPRIVER
| 9 |
DUCKRIVER
| 9 |
EASTRIVER
| 9 |
FLATRIVER
| 9 |
GILARIVER
| 9 |
HOODRIVER
| 9 |
SANRAFAELRIVER
| 14 |
SHETUCKETRIVER
| 14 |
SMOKYHILLRIVER
| 14 |
STFRANCISRIVER
| 14 |
TALKEETNARIVER
| 14 |
TEKLANIKARIVER
| 14 |
TENNESSEERIVER
| 14 |
TILLAMOOKRIVER
| 14 |
TOMBIGBEERIVER
| 14 |
UPPERIOWARIVER
| 14 |
WENATCHEERIVER
| 14 |
WHITECLAYCREEK
| 14 |
WISCONSINRIVER
| 14 |
WYNOOCHEERIVER
| 14 |
APPOMATTOXRIVER
| 15 |
BEAVERHEADRIVER
| 15 |
BEAVERKILLRIVER
| 15 |
BLACKSTONERIVER
| 15 |
BRANDYWINECREEK
| 15 |
CANNONBALLRIVER
| 15 |
CLEARWATERCREEK
| 15 |
CLEARWATERRIVER
| 15 |
COTTONWOODRIVER
| 15 |
CUMBERLANDRIVER
| 15 |
DIRTYDEVILRIVER
| 15 |
GREATMIAMIRIVER
| 15 |
GUYANDOTTERIVER
| 15 |
HACKENSACKRIVER
| 15 |
HAMMAHAMMARIVER
| 15 |
HENRYSFORKRIVER
| 15 |
HOUSATONICRIVER
| 15 |
LACKAWANNARIVER
| 15 |
LACKAWAXENRIVER
| 15 |
LITTLEBEARRIVER
| 15 |
LOSANGELESRIVER
| 15 |
LOYALHANNARIVER
| 15 |
LUCKIAMUTERIVER
| 15 |
MURDERKILLRIVER
| 15 |
OOSTANAULARIVER
| 15 |
PECATONICARIVER
| 15 |
PEDERNALESRIVER
| 15 |
PEQUANNOCKRIVER
| 15 |
PISCATAQUARIVER
| 15 |
QUILLAYUTERIVER
| 15 |
QUINNIPIACRIVER
| 15 |
REPUBLICANRIVER
| 15 |
SACRAMENTORIVER
| 15 |
SANJOAQUINRIVER
| 15 |
SANLORENZORIVER
| 15 |
SANTACLARARIVER
| 15 |
SANTAMARIARIVER
| 15 |
SHENANDOAHRIVER
| 15 |
SHREWSBURYRIVER
| 15 |
SNOQUALMIERIVER
| 15 |
STILLWATERRIVER
| 15 |