HomeMy WebLinkAboutArrowhead Lake Macrophytes_20140811!?
Typha sp.
Typha sp.
Typha sp.
Scirpus sp.
Iris versicolor
Chara sp. 1Myriophyllum spicatum 1Potamogeton sp. 1-2Ceratophyllum demersum 1
Nymphaea odorata
Ceratopyllum demersum 1Potamogeton sp. (narrow) 2Chara sp. 3Nitella sp. 1-2Najas sp. 1 Nymphaea odorataNuphar lutea (sparse)
Chara sp. 2Najas sp. 1-2
Zosterella dubia 1
Nitella sp. 1
Chara sp. 1Najas sp. 1Potamogeton sp. 1-3+Nitella sp. 1-3
Chara sp. 1Nitella sp. 1-3Potamogeton sp. 2-3
Nymphaea odorata (sparse)
Typha sp.
Nymphaea odorataNuphar lutea (sparse)
Nymphaea odorataNuphar lutea (sparse)
Scirpus sp.
Typha sp.
Typha sp.
Nymphaea odorata (sparse)
Chara sp. 1-2
Lythrum salicar ia
Typha sp.
Typha sp.
Chara sp. 1
Typha sp.
Typha sp.
Typha sp.Scirpus sp.
Nitella sp. 3+
Iris versicolor
Nymphaea odorata (sparse)
Potamogeton sp. 2-3
Nitella sp. 2-3
Chara sp. 1Nitella sp. 2-3
Iris versicolor
Water QualityMonitoring Location
!;N
0 75 150
Meters
0 300 600
Feet
B a r r F o o t e r : A r c G I S 1 0 .3 , 2 0 1 5 -0 5 -1 2 1 4 :3 3 F i l e : I :\C l i e n t \N i n e _M i l e _C r e e k _W D \W o r k _O r d e r s \2 3 2 7 0 6 3 4 _P r o j e c t \M a p s \M a c r o p h y t e _M a p s \2 0 1 4 \A r r o w h e a d L a k e M a c r o p h y t e s _2 0 1 4 0 8 1 1 .m x d U s e r : k a c 2
ARROWHEAD LAKE MACROPHYTESURVEY
August 11, 2014Nine Mile Creek Watershed District
!?Water Quality Monitoring Location
Emergent Plants
Floating Leaf Plants
Submerged Aquatic Plants
No Aquatic Vegetation
*Note: Bold red name indicates extremely aggressive/invasive introduced species.
FIELD NOTES:- No macrophytes found in water > 6.0 to 7.0'- Macrophyte densities estimated as follows:1=light; 2=moderate; 3=heavy- Ceratophyllum demersum observed - sporadic, light density- High water level- Algal mats (submerged and floating), less dense than June- Iris versicolor sporatic along entire lake perimeter- Aerators off- Lake treated with Tribune and Copper sulfate on 6/25 and 7/25- Myriophyllum spicatum: no visual or sampled specimens exceptsouthwest basin- Potamogeton crispus: no visual or sampled specimens
Imagery Source: 2012 Twin C itites - U SGS(MNGeo WMS)
Com m on Nam e Scie nt ific Nam e
Bus hy pondw eed Naj as s p.Coontail Cer atophyl l um demers umEurasion w ate r m ilfoil M yr i ophyl l um spi ca tumMuskgrassChara s p.Nar row leaf pondw eed Potamogeton s p.Stonew or t Ni tel l a s p.Water s targras s Zosterel l a dub i a
Com m on Nam e Scie nt ific Nam e
White w ater lily Nymphaea odorataYellow w aterlily Nuphar l utea
Com m on Nam e Scie nt ific Nam e
Bulrus h Sc i rpus s p.Cattail Typha s p.Ir is bluef lag Ir i s ver si c ol orPurple loos e s tr ife Lythr um sa l i ca r i a
Subm e r ge d Aquatic Plants
Float ing Le af Plants
Em e r ge nt Plants