ABCDEFGHI
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2021 Lake Host Program
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Suspicious Specimen Report
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Updated:8/26/2021
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Note: Aquatic invasive species "saves" are in bold in the status column. "Saves" at uninfested waterbodies are highlighted in light grey. Specimens identified by the NH Department of Environmental Services. Please note that the suspicious specimen identification process is slightly behind this season.
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WaterbodyTownDate ReceivedArriving or Departing Common NameLatin NameStatus
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1Beaver LakeDerry7/19/2021DVariable milfoilMyriophyllum heterophyllumInvasive
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2Beaver LakeDerry7/22/2021DWaterweedElodea nuttaliiNative
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3Beaver LakeDerry8/8/2021DPondweedPotamogeton epihydrousNative
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4Beaver LakeDerry8/14/2021DPondweed/waterweedPotamogeton/ElodeaNative
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5Beaver LakeDerry8/17/2021ATapegrassVallisneria americanaNative
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6Beaver LakeDerry8/18/2021DWaterweedElodea canadensisNative
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7Connecticut Lake (3rd)Pittsburg7/8/2021n/aAquatic MossFontinalisNative
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8Conway LakeConway7/30/2021APondweedPotamogeton sp.Native
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9Conway LakeConway7/30/2021APondweedPotamogeton sp.Native
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10Country PondKingston8/18/2021ShorelineSpiny naiadNajas minorInvasive
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11Deering ReservoirDeering6/13/2021ATapegrassVallisneria americanaNative
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12Deering ReservoirDeering6/20/2021AFilamentous green algaen/aNative
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13Goose PondCanaan6/6/2021DSpecimen unidentifiablen/aNative
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14Goose PondCanaan6/26/2021ASnailn/aNative
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15Gorham pondDunbarton7/18/2021DWhorled bladderwortUtricularia purpureaNative
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16Great East LakeWakefield/Acton8/1/2021DWaterweedElodea canadensisNative
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17Great East PondWakefield/Acton7/6/2021AWater naiadNajas sp.Native
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18Highland LakeStoddard6/5/2021DNative naiadNajas sp.Native
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19Jenness PondPittsfield8/7/2021ShorelinePurple loosestrifeLythrum salicariaInvasive
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20Kezar LakeSutton6/21/2021DWaterweedElodea nuttaliiNative
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21Kezar LakeSutton6/21/2021DWaterweedElodea nuttaliiNative
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22Kezar LakeSutton7/5/2021DWaterweedElodea nuttaliiNative
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23Lake NubanusitHancock7/6/2021AVariable milfoilMyriophyllum heterophyllumInvasive
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24Lake PotanipoBrookline6/23/2021AWhite water lilyNymphaea odorataNative
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25Lake PotanipoBrookline6/23/2021DBladderwortUtricularia vulgarisNative
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26Lake PotanipoBrookline6/23/2021DBladderwortUtricularia radiataNative
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27Lake PotanipoBrookline6/23/2021DPondweedPotamogeton spNative
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28Lake WentworthWolfeboro6/26/2021DInsect tubes/cases on boat enginen/aNative
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29Lake WentworthWolfeboro6/27/2021DThread-like leafNot enough plant to ID furtherNative
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30Lake WentworthWolfeboro7/10/2021DThread-like leafLikely grassy spike rushNative
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31Lake WentworthWolfeboro7/10/2021DPipewort stems and grassy spike rushEriocaulon and EleocharisNative
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32Lake WentworthWolfeboro7/10/2021AGrassy spike rushEleocharis sp.Native
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33Lake WentworthWolfeboro7/30/2021DDragonfly nymph cases/carapacesOdonataNative
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34Laurel LakeFitzwilliam8/6/2021AFanwortCabomba carolinianaInvasive
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35Lovell LakeWakefield8/4/2021ABladderwortUtriculariaNative
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36Lovell LakeWakefield8/18/2021ASwamp candleLysimachiaNative
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37Lovell LakeWakefield8/18/2021ASouthern niadNajas GuadalupensisNative
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38Lovell LakeWakefield8/18/2021AWater purslaneLudwigiaNative
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39Merrymeeting LakeNew Durham6/28/2021APondweedPotamogeton sp.Native
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40Merrymeeting LakeNew Durham6/28/2021APondweedPotamogeton sp.Native
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41Messer PondNew London6/27/2021DAquatic MossFontinalisNative
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42Messer PondNew London6/27/2021DBladderwortUtricularia vulgarisNative
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43Messer PondNew London7/20/2021DWhorled bladderwortUtricularia purpureaNative
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44Millen PondWashington8/23/2021DThin-leaved pondweedPotamogeton sp.Native
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45Northwood LakeNorthwood6/13/2021DVariable milfoilMyriophyllum heterophyllumInvasive
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46Northwood LakeNorthwood6/19/2021washed upVariable milfoilMyriophyllum heterophyllumInvasive
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47Northwood LakeNorthwood8/21/2021DSpiny naiadNajas minorInvasive
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48Pawtuckaway LakeNottingham8/8/2021ABladderwortUtricularia vulgarisNative
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49Pleasant LakeDeerfield8/11/2021APondweedPotamogeton sp.Native
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50Silver LakeMadison6/8/2021AAquatic MossFontinalisNative
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51Silver LakeMadison8/3/2021AThin-leaved pondweedPotamogeton sp.Native
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52Silver LakeMadison8/4/2021AGrassy spike rushEleochaisNative
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53Silver LakeMadison8/12/2021APondweedPotamogeton sp.Native
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54Silver LakeMadison8/13/2021AEurasian milfoilMyriophyllum spicatumInvasive
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55Silver LakeMadison8/13/2021APondweedPotamogeton sp.Native
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56Silver LakeMadison8/13/2021ABladderwortUtricularia vulgarisNative
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57Spofford LakeChesterfield7/17/2021AWaterweedElodea nuttaliiNative
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58Squam LakeHolderness6/19/2021AGrassy spike rushEleocharis sp.Native
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59SunapeeSunapee7/24/2021APondweedPotamogeton epihydrousNative
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60SunapeeSunapee7/24/2021ABladderwortUtrnicularia gibbaNative
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61Swains LakeBarrington8/8/2021APiece of shelln/aNative
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62Webster LakeFranklin6/12/2021ACurly-leaf pondweedPotamogeton crispusInvasive
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63Webster LakeFranklin6/12/2021ANative naiadNajas sp.Native
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64Webster LakeFranklin6/12/2021DCoontailCeratophyllumNative
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65Webster LakeFranklin6/20/2021AGrassy spike rushEleocharis sp.Native
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66Webster LakeFranklin6/20/2021AGrassy spike rushEleocharis sp.Native
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67Webster LakeFranklin6/20/2021AGrassy spike rushEleocharis sp.Native
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68Webster LakeFranklin6/27/2021ATree parts/debrisn/aNative
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69Webster LakeFranklin6/27/2021AGrassy spike rushEleocharis sp.Native
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70Webster LakeFranklin7/11/2021AWaterweedElodeaNative
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71Webster LakeFranklin7/31/2021ARoot cluster from floating heartNymphoides cordataNative
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72WicwasMeredith7/24/2021DWhorled bladderwortUtricularia purpureaNative
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73WicwasMeredith8/6/2021DBladderwortUtriculariaNative
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74WicwasMeredith8/15/2021DBladderwortUtricularia vulgarisNative
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75WicwasMeredith8/15/2021DBladderwortUltricularia purpureaNative
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76WinnipesaukeeGilford6/19/2021ABoat engine with white crust spotsEngine/metal oxidationn/a
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77WinnipesaukeeGilford7/10/2021DWaterweedElodea canadensisNative
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78WinnipesaukeeGilford7/10/2021DVariable milfoilMyriophyllum heterophyllumInvasive
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79WinnipesaukeeGilford7/10/2021DVariable milfoilMyriophyllum heterophyllumInvasive
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80WinnipesaukeeGilford8/7/2021AInsect cases/depositsn/aNative
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81WinnipesaukeeMoultonborough6/18/2021DNative WaterweedElodea canadensisNative
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82WinnipesaukeeMoultonborough6/18/2021DNative WaterweedElodea canadensisNative
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83WinnipesaukeeMoultonborough6/20/2021DWaterweedElodeaNative
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84WinnipesaukeeMoultonborough6/20/2021DWaterweedElodeaNative
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85WinnipesaukeeMoultonborough6/26/2021DBladderwortUtriculrariaNative
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86WinnipesaukeeMoultonborough6/26/2021AWaterweed and bladderwortElodea and UtriculariaNative
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87WinnipesaukeeMoultonborough6/26/2021On rampPondweedPotamogetonNative
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88WinnipesaukeeMoultonborough6/26/2021ANative naiadNajas sp.Native
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89WinnipesaukeeMoultonborough7/11/2021DVariable milfoilMyriophyllum heterophyllumInvasive
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90WinnipesaukeeMoultonborough7/11/2021DWaterweedElodeaNative
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91WinnipesaukeeMoultonborough7/11/2021AWhite water lilyNymphaea odorataNative
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92WinnipesaukeeMoultonborough7/11/2021DPondweedPotamogeton amplifoliusNative
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93WinnipesaukeeMoultonborough7/11/2021DClasping leaf pondweedPotamogeton perfoliatusNative
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94WinnipesaukeeMoultonborough7/11/2021DClasping leaf pondweedPotamogeton perfoliatusNative