Wetlands Characterization ¤£ Wetlands Characterization Union River Elizabeth.Hertz@M a Ine.Gov)
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3 1 An Approach to Conserving Maine's)" Natural¤£1 ¤£ Card LEGEND Space for Plants, Animals, and People Br oo k T hisma pdepicts all wetla ndsshown onNationa Wetla l ndInventory ma(NW I) ps,but www.beginningwithhabitat.org ca tegorizedthem ba sedonasubset wetla of ndfunctions. This ma pand its depiction S wetla of ndfea turesneither substitute nor forelim ina tethe need performto on-the- a w Kilkenny groundwetla nddelinea tionand functiona assessm l ent.nowaIn ysha use llthis of ma p p Supplementary Map 7 it Cove dim inishoralter the regula toryprotection tha all t wetla ndsare accorded under B r a pplica bleState and Federal la ws.Formore informa tionabout wetla ndscha racterization, o o 1 contactElizabeth Hertz atthe Ma ineDepa rtm entConservation of (207-287-8061, k Wetlands Characterization ¤£ Wetlands Characterization Union River elizabeth.hertz@m a ine.gov). Trenton Drainage This map is non-regulatory and is intended for planning purposes only T heWetla ndsCha racterizationmodel isapla nningtoolintended helpto identify likely HANCOCK wetla ndfunctions associated with significa ntwetla ndresources and adjacent upla nds. LAMOINE UsingGISana lysis,this ma pprovides ba sicinforma tionrega rdingwha ecologica t l 3 )" servicesvarious wetla ndsare likely provide.to These ecologica services, l ea which ch of ha sassociated econom icbenefits, include: floodflow control, sedim entretention, finfish Skillings River ha bitat,and/or shellfish ha bitat.There are other im portantwetla ndfunctions and values LAMOINE Patten Stream 172 S )" ELLSWORTH p notdepicted inthis ma Refer p. www.mato ine.gov/dep/wa ter/wetla nds/ipwetfv2.htm l Drainage r i n additiona for informa l tionrega rdingwetla ndfunctions and values. Forested wetla ndsand g sm awetla ll ndssuch as verna pools l are known beto underrepresented inthe Nationa l W etla ndsInventory da(NW ta I) used creato tethis ma The p. model developed to B estim a tethe functions provided by ea chwetla ndcould not ca ptureevery wetla nd roo Union River k functionvalue.or Therefore, itisim portantuseto loca knowledge l and other da ta )"230 sourceswhen evalua tingwetla nds,and ea chwetla ndshould be considered rela tiveto Skillings River thewhole la ndsca pe/wa tershedwhen assessing wetla ndresources ata loca level. l Drainage 184 )" Organized Township Boundary Unorganized Township Selected Town or Area of Interest )"204 Developed:Impervious surfaces including buildings and roads SubwatershedsThe - sha ded,ba ckgroundpolygons are subwa tersheds(area stha drain t atopa rticulala r ke,wetla nd, )"172 pond,river, strea orthe m , ocea The n). subwa tershedsare TRENTON 184 sha dedshowto topographic relief. This "hillsha ding" ELLSWORTH )" Patten a ssum esthe sun isshining fromthe northwest, soridgetops Contention Bay a ndnorthwest-facing slopes appea light, r wherea svalleys and Cove )"204 southea st-facingslopes appea da r Beca rk. usema nyarea s of Ma of ineare rela tivelythefla t, topographic relief shown here ha sbeen exa ggeratedmato kethe details ea siersee.to Fosters Brook TRENTON LAMOINE Crippens Brook Jordan River Wetland Functions: Fill Pattern Drainage Some wetlands may have more than one funtion (fill pattern) """"" """"" RUNOFF / FLOODFLOW ALTERATION """"" W etla ndsprovide na turalstormwa tercontrol ca pa bilities.Asna turalba sinsin """"" thela ndsca pe,wetla ndsare able receive,to detain, and slowly relea se stormwa terWetlarunoff. ndshelves along strea mba nksna turallyregula te floodwa tersby providing an area swollen for strea mflows expato ndand slow, therebyprotecting downstrea mproperties. This ma passigns Runoff/FloodflowAlteration Functions wetlato ndstha are tcontained (a) ina Jordan River knownfloodzone,associated (b) with asurfacewa tercourse waor terbody,and Union River Bay Blunts with (c) slope 3%.< AND/OR Mill Pond EROSION CONTROL / SEDIMENT RETENTION Cove W etla ndsact as na turalsponges tha ca t nhold wa ter,allowing suspended 176 )" Loids Brook pa rticlessuch as sedim entsettleto out.The dense vegetation inmost Frenchman Bay Frontal wetla ndshelps stabilizeto soil and slow wa terflows,thereby reducing scouring Drainage a ndba nkerosion. This ma passigns Erosion Control Sedim / entRetention functionswetlato ndswith slope (a) em 3%;(b) < ergentvegetation; and (c) close (c) proxim ityatoriver, strea laor m ke. , FINFISH HABITAT Blue Hill Frontal Berry W etla ndswith docum entedfinfish popula tions,including wetla ndsadjacent to Cove Drainage ariver, strea laor m ke. , 184 )" AND/OR SHELLFISH HABITAT Inla ndwetla ndsand strea m sca ndirectly affect the status coastal of shellfish Union River Bay ha rvestarea Feca s. coliform l ba cteriaand wa terbornenutrients resulting from Drainage )"3 la nduse cha ngesawa yfromthe coast ca ntravel via surface wa terto ha rvestableflaOne ts. failed septic system nea a rstrea mcould close amudfla t severalmiles awa Excessive y. nutrients ca nreduce wa tercla rityand Frenchman Bay Frontal Sm Union stim ula teepiphytic growth tha degrades t eelgrass mea dows.Conservation of elt Drainage Brook River freshwa terwetla ndsand strea mbuffers incoastal wa tershedsisakey Bay BARLAMOINE HARBOR com ponentinma rineresource conservation. This ma passigns aShellfish Mount Desert Frontal H a bitatfunction wetlato ndswithin miles identified0.5 (a) of shellfish ha bitat, Morgan Drainage identified (b) shellfish closure area ma (c) or s, ppedeelgrass beds OR Bay Frenchman Bay-Atlantic Ocean pa lustrinewetla ndsdirectly connected by astrea mile 0.5 < minlengthof to Drainage Eastern identified (a) shellfish ha bitat,identified (b) shellfish closure area or s, Bay ma (c) ppedeelgrass beds. Carrying Place PLANT/ANIMAL HABITAT Nea rlyall wildlife species, and ma Ma ny of ine’spla ntspecies, depend on wetla ndsduring som epa their rtof lifecycle. Forthe purposes this of ma p, Frenchman Bay Frontal wetla ndscontaining open wa teremor ergentvegetation, ormore3 wetla nd Mount Desert Narrows Drainage vegetationcla sses(see below), and within ¼mile aknown of rare, threa tened, )"230 endaor ngeredpla ntanimor aoccurrence, l within ¼mile ama of pped significa ntoressential ha bitat,withinor ¼mile arare of orexem pla ryna tural Emery com m unityha vebeen assigned this function. Rare elem entoccurrences and 3 Cove )" m a ppedha bitatsca nbe found onMa High p2 Value Pla ntAnim& aHa l bitats. Goose (((((((( Cove (((((((( Heath Brook (((((((( OTHER FUNCTIONS (((((((( (((((((( (((((((( CULT URAL/EDUCATIONAL.Wetla ndswithin ¼mile aboat of ram porschool Webber (((((((( (((((((( ha vebeen assigned this value as these wetla ndsare likely ca ndida tesusefor Cove TRENTON a soutdoor cla ssroomorsim s, ilasocial r benefit. Wetla ndsrated other for SURRY functionslisted above ma yalso dem onstratecultural/educa tionavalues l a lthoughnot expressly shown. )"230 OR NODOCUMENTED FUNCTION. The ba this sis of cha racterizationishigh Thomas N o a ltitudeaerial photos. Photo qua lityoften lim itsthe informa tiontha ca t nbe Oldhouse Bay r th interpretedfromsm awetla ll ndfea tures,thoseor with dense ca nopycover. Cove ea st Althoughnot assigned afunction under this study, ground surveys ma yrevea l C reek thathese t wetla ndsha vemultiple functions and values. Wetland Class: Fill Color Aqua ticBed (floating submor ergedaqua ticvegetation), Open Wa ter Fresh Meadow )"230 Eagle Lake-Northeast Creek Em ergent(herba ceousvegetation), Em ergent/ForestedMix (woody vegetation >20 ft tall),Em ft >20 ergent/Shrub-ScrubMix (woody vegetation tall) ft <20 Drainage Mount Desert Frontal Drainage Forested,Forested/Shrub-scrub S hrub-scrub Aunt Betseys Brook Clark )"198 Other(rocky shore, strea m bed,unconsolida tedshore, reef,rocky bottom ) Cove )"102 NationaWetla l ndsInventory ma(NW I) ps(the ba wetla sis of ndsshown onthis ma are p) interpretedfromhigh altitude photographs. NW Wetla I ndsare identified by vegetation, TRENTON hydrology,and geography inaccorda ncewith "Cla ssificaWetla tion of ndsand Deepwa ter BAR HARBOR H a bitats"(FW S /OBS-79/31,DecThe 1979). aerial photographs docum entconditions for Blue Hill-Mount Desert Frontal theyea they r were taken. There isno attem in pt,either the design productsor this of Drainage inventory,defineto the lim proprietary its of jurisdiction any of Federal, State, orloca l governm ent.NW ma I psdepict general wetla ndloca tions,bounda ries,and cha racteristics.They are not asubstitute on-ground,for site-specific wetla nddelinea tion. Northwest BLUE HILL Cove SURRY Data Sources Curtis Cove DATA SOURCE INFORMATION edge Western Kitter (note: italicized file names can be downloaded from Maine Office of GIS) Bro TRENTON Bay ok T OW NSHBOUNDARIES IP MOUNT DESERT Ma ine GISOffice(2015); of metwp24 Prays Brook ROADS Ma ine MaGIS,Office of ine Depa rtm entTransportation of (2015); medotpub H Y DROL OGY Ma ine GeologicaU.S.GIS,Office of Survey l (2010); NHD Somes Sound DEVELOPED Drainage Ma ine MaGIS,Office of ine Depa rtm entInla of nd Fisheries and Wildlife (2015) NATIONALWETL ANDSINVENTORY (NW I) BAR HARBOR Ma ine GISOffice(2015); of NWI MOUNT DESERT DRAINAGEDIVIDES Ma ine GISOffice(2015); of medrdvd Deep DATA SOURCE CONTACT INFORMATION Cove Mount Desert Frontal Ma inehttp://www.maGIS:Office of ine.gov/megis/ Little Ma ineDepa rtm entTransportation: of http://www.ma ine.gov/mdot/ Drainage 198 SURRY Round )" Ma ineDepa rtm entAgriculture, of Conservation and Forestry: Pond 3 233 Bro http://www.ma ine.gov/da cf/pla nning/index.htm l )" " o ) k MOUNT DESERT Ma ineGeologica Survey: l http://www.ma ine.gov/doc/nrim c/mgs/mgs.htm Squid Cove on )"102 ds r DIGITAL DATA REQUEST a h Trequest o digital da a tatown for ororga nization,visit our website. Somes c Somes i Pond Harbor R http://www.beginningwithha bitat.org/the_ m a ps/gis_ da ta_ request.htm l 5,000 2,500 0 0.5 1 Map Prepared by Maine Scale: 1:24,000 Supported in part Supported in Feet Miles Projection: UTM 19N by Maine Outdoor Department of Inland part by Loon Conservation Meters Heritage Fund Fisheries & Wildlife Kilometers Datum: NAD 1983 lottery ticket sales Plate funds 1,000 500 0 0.5 1 S tateMa of ine ¶ July 2018.