|
78,932'
<br /> Twin Cities wetlands •
<br /> Total l
<br /> Wetlands as percent wetlands 26,032
<br /> of county's total acreage (acres)
<br /> • ( z
<br /> 10.10%(Dakota and Washington) WASHINGTON '
<br /> ( • 110.155(Ramsey and Hennepin) COUNTY i
<br /> I I 15-20°'0(Carver and Scott) ANOKA COUNTY
<br /> I 120°.5-more(Anoka) -
<br /> t1,�52v
<br /> 1-- RAMSEY •... !.HAT9s A
<br /> � rr COUNTY
<br /> HENNEPIN I Mks St.Paul
<br /> COUNTY r
<br /> : ii, ...; ET 8. ,filt iii,. .;.
<br /> :' .rc.. at L'. 0
<br /> CARVER 11$
<br /> Wetlands have COUNTY
<br /> Y' proven to be very
<br /> hard to define and • 36,258 _ 26,018 q.
<br /> -rI I f,
<br /> difficult to
<br /> o
<br /> spot.Even experts
<br /> r•
<br /> —
<br /> iiiiik �`! ) sheaeveabweeetnlaunndawbhleetno DAKOTA
<br /> SCOTT COUNTY
<br /> they stand in the COUNTY
<br /> middle of one.Congress has dispatched the
<br /> National Academy of Sciences to evaluate Source.U S.Fish and Wildlife Serma
<br /> how wetlands are defined. I 10 miles
<br /> That question should help solve the other
<br /> major issue regarding wetlands,namely. -'
<br /> how many should be saved.During the _ - a+;Y•rwr• �'_ - •l.I2
<br /> 1988 presidential campaign,George Bush ' ' —'^ ,� ,•'
<br /> pledged that"all existing wetlands.no : #c . 1
<br /> matter how small,should be preserved." ;tf, z "- J• 4.1 y C; 4• ':J,.^
<br /> Bush eventually backed away from that,and -1 )A1 r ," ...,:,..•::.---..,,-. ,S�f y t* t " �.1 c ' -'�
<br /> rd
<br /> recently,the administration dropped plans to 417. r 5.i 0t . ' f -,•-_ ,,r. f;.:::1:;.!c
<br /> loosen the definition of a wetland to exclude t{ �j? �, """r"""���, `{ , . rr-,?..,„4,4!;,,•?;:::-.;1'
<br /> marginal wetlands—leaving the "''sjl +h u y,�It '1 i a I'1 • P a•v k t 11
<br /> controversy to President Bill Clinton. c:vi:1:44 -s+,i,�s�rl) 4� ' til , c 'Sit '4'h r'r:11l' r'.'
<br /> Lt Minnesota,where the state recognizes 3.SHALLOW MARSH WETLANDS 6.SHRUB SWAMPS
<br /> •
<br /> o9 One of the most common of Twin Cities Another of the most common Twin Cities
<br /> eight different types of wetlands,the con- wetlands,they often are covered with up to 6 wetlands.shrub swamps are often waterlogged
<br /> fusion is no different.Officials have only inches of water.Vegetation includes bulrushes with a few inches of water and occur in shrubby
<br /> vague ideas of how much of each type and cattails.As with Type 4 and 5 wetlands, or wooded areas.This type of wetland occurs
<br /> exists in the Twin Cities.Hof e'a a guide to dTeveloped wetlands are common in recently frequently along the Minnesota River and In
<br /> Plymouth and Maple Gkdale, Parts of the northernmetro area.
<br /> the eight types: Woodbury,
<br /> ,- ... ' :- .. 'rx�i1 1 f j, ?;..1';}..-1,.#'71,%.
<br /> r t '1,Yf . A� ; '', kt4r4
<br /> ,,
<br /> r.3:2:w 'jsr•*r .v Yt. _ 1 r .....'":0'TtJ/Y .�~3�• x� i •—
<br /> •_'`.'.2 v `w ti.'i :k'zir44i t.1 11 a �.e i. �{ . !, .ry k.v.r
<br /> f 1 j ��: r
<br /> tY E Vi? „� .. iJ;' • I flf -rF r- : 11,1 � .F''.0.a --s•"i•r:f.- •. e1, `-.if``+�ci;
<br /> •
<br /> 1.BASIN/FLAT AREA WETLANDS 4.DEEP MARSH WETLANDS 7.WOODED SWAMPS
<br /> These are waterlogged only at certain times of These are usually filled with from 6 Inches to 3 These are uncommon in the Twin Cities.The
<br /> the year.They exist in fields,woods and feet of water.Among the easiest types of ground is often covered with a thin layer of
<br /> farmland.Along with the Type 2 variety,Type 1 wetlands to recognize.these marshes often fill water.The trees that grow in such swamps i
<br /> wetlands dot the landscape in less-developed shallow lake basins and border open water. include tamarack.spruce,balsam and ash.
<br /> parts of the Twin Cities—Independence, Such a wetland might be found in the Scandia .
<br /> northem Brooklyn Park and Minnetnsta,for and Forest Lake area of northern Washington
<br /> example.
<br /> County.
<br /> �
<br /> •
<br /> •
<br /> fj '
<br /> $ iJ
<br /> t,
<br /> .}+t bi {ff :',-;.-.1".4.;;•••••4y � - � • ;t 4- .
<br /> •:lq4;4,. 43 '171 �4
<br /> , '• ,y. 3.{ r"'.. ! .. r , ' •
<br /> .
<br /> �1n
<br /> 2.MEADOW WETLANDS 5.OPEN-WATER WETLANDS 8.BOGS
<br /> These often border marshes and occur in As much ponds as wetlands,these are as easy Perhaps the rarest kind of wetland in the metro
<br /> farmland sloughs.Although the ground is often to spot as the deep marsh variety.Water might area.bogs are usually waterlogged and
<br /> dry,this wetland is usually waterlogged within a be as deep as 10 feet,and vegetation includes covered with mosses.Other vegetation includes
<br /> few Inches of the surface. waterlines,cattails and pondweeds. shrubs and stunted trees.Type 8 wetlands
<br /> • — maoccurreas in the East Bethel and Linwood township i
<br /> Sou :Minnesota Department of Natural Resources and U.S.Army Corps of Engineers areas of northern Anoka County.
<br />
|