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Phycology Section
Patrick Center for Environmental Research

Algae collection site:
Potomac River, MD, US

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Potomac River, MD, US


   See lists of: 4 samples | 101 diatoms | 0 non-diatoms for this site.

   site code: DK3
   site_id: 19407
   NEON domain: not applicable
   state: Maryland (MD)
Location: In Montgomery County, Maryland, approximately a half-mile below Whites Ferry and at the upper tip of Harrison Island. Description: At this station, as at Station 1, the river is effectively divided into two halves by an island. The general fl
   latitude in decimal: 39.147600
   longitude in decimal: -77.523417
   waterbody type: stream / river
   ecoregion:
     Eastern Temperate Forests
       Southeastern USA Plains
         Northern Piedmont
   country: United States (US)

 
4 algae samples were collected at this site:
 
   sample DK10002 - 1960  General Multiple Habitats, collected 08/05  
   sample DK10003 - 1965  General Multiple Habitats, collected 08/28  
   sample DK10006 - 1970  General Multiple Habitats, collected 09/18  
   sample DK10008 - 1974  General Multiple Habitats, collected 08/20  

 
101 diatom species found at this site:

   diatom, NADED ID 2004 - Achnanthes clevei Grunow
   diatom, NADED ID 2008 - Achnanthes exigua var. heterovalva Krasske
   diatom, NADED ID 2015 - Achnanthes lanceolata (Brébisson ex Kützing) Grunow
   diatom, NADED ID 2016 - Achnanthes lanceolata var. dubia Grunow
   diatom, NADED ID 2030 - Achnanthes minutissima Kützing
   diatom, NADED ID 2034 - Achnanthes pinnata Hustedt
   diatom, NADED ID 2148 - Achnanthes subhudsonis Hustedt
   diatom, NADED ID 2132 - Achnanthes subhudsonis var. kraeuselii (Cholnoky) Cholnoky
   diatom, NADED ID 2134 - Achnanthes tenera Hustedt
   diatom, NADED ID 7001 - Amphora ovalis (Kützing) Kützing
   diatom, NADED ID 7003 - Amphora ovalis var. pediculus (Kützing) Van Heurck ex DeTony
   diatom, NADED ID 7006 - Amphora veneta Kützing
   diatom, NADED ID 12001 - Caloneis bacillum (Grunow) Cleve
   diatom, NADED ID 16009 - Cocconeis disculus (Schumann) Cleve
   diatom, NADED ID 16011 - Cocconeis pediculus Ehrenberg
   diatom, NADED ID 16005 - Cocconeis placentula var. euglypta (Ehrenberg) Grunow
   diatom, NADED ID 16003 - Cocconeis placentula var. lineata (Ehrenberg) Van Heurck
   diatom, NADED ID 17004 - Coscinodiscus pygmaeus var. micropunctatus Brun et Peragallo
   diatom, NADED ID 20024 - Cyclotella aliquantula Hohn et Hellerman
   diatom, NADED ID 20001 - Cyclotella atomus Hustedt
   diatom, NADED ID 20026 - Cyclotella florida Voight
   diatom, NADED ID 20004 - Cyclotella glomerata Bachmann
   diatom, NADED ID 20007 - Cyclotella meneghiniana Kützing
   diatom, NADED ID 20012 - Cyclotella pseudostelligera Hustedt
   diatom, NADED ID 20010 - Cyclotella stelligera (Cleve et Grunow) Van Heurck
   diatom, NADED ID 23073 - Cymbella affinis Kützing
   diatom, NADED ID 23001 - Cymbella amphicephala Nägeli
   diatom, NADED ID 23005 - Cymbella cistula (Ehrenberg) Kirchner
   diatom, NADED ID 23012 - Cymbella minuta Hilse ex Rabenhorst
   diatom, NADED ID 23015 - Cymbella minuta var. silesiaca (Bleisch ex Rabenhorst) Reimer
   diatom, NADED ID 23051 - Cymbella sinuata Gregory
   diatom, NADED ID 23068 - Cymbella tumida (Brébisson ex Kützing) Van Heurck
   diatom, NADED ID 27004 - Diatoma vulgare Bory
   diatom, NADED ID 34012 - Fragilaria construens (Ehrenberg) Grunow
   diatom, NADED ID 34022 - Fragilaria leptostauron (Ehrenberg) Hustedt
   diatom, NADED ID 34030 - Fragilaria vaucheriae (Kützing) Petersen
   diatom, NADED ID 37006 - Gomphonema dichotomum Kützing
   diatom, NADED ID 37065 - Gomphonema olivaceum (Lyngbye) Kützing
   diatom, NADED ID 37010 - Gomphonema parvulum (Kützing) Kützing
   diatom, NADED ID 38004 - Gyrosigma spencerii (Smith) Griffith et Henfrey
   diatom, NADED ID 44005 - Melosira granulata (Ehrenberg) Ralfs
   diatom, NADED ID 44073 - Melosira varians Agardh
   diatom, NADED ID 46002 - Navicula angusta Grunow
   diatom, NADED ID 46424 - Navicula arenaria Donkin
   diatom, NADED ID 46003 - Navicula arvensis Hustedt
   diatom, NADED ID 46007 - Navicula biconica Patrick
   diatom, NADED ID 46324 - Navicula cincta (Ehrenberg) Ralfs
   diatom, NADED ID 46325 - Navicula cincta var. rostrata Reimer
   diatom, NADED ID 46013 - Navicula contenta var. biceps (Grunow) Van Heurck
   diatom, NADED ID 46014 - Navicula cryptocephala Kützing
   diatom, NADED ID 46255 - Navicula cryptocephala var. exilis Grunow
   diatom, NADED ID 46170 - Navicula cryptocephala var. veneta (Kützing) Rabenhorst
   diatom, NADED ID 46023 - Navicula gregaria Donkin
   diatom, NADED ID 46034 - Navicula lanceolata (Agardh) Kützing
   diatom, NADED ID 46370 - Navicula luzonensis Hustedt
   diatom, NADED ID 46039 - Navicula minima Grunow
   diatom, NADED ID 46044 - Navicula notha Wallace
   diatom, NADED ID 46379 - Navicula paratunkae Petersen
   diatom, NADED ID 93306 - Navicula pelliculosa (Kützing) Hilse
   diatom, NADED ID 46051 - Navicula pupula Kützing
   diatom, NADED ID 46053 - Navicula pupula var. mutata (Krasske) Hustedt
   diatom, NADED ID 46054 - Navicula pupula var. rectangularis (Gregory) Grunow
   diatom, NADED ID 46058 - Navicula radiosa var. tenella (Brébisson ex Kützing) Grunow
   diatom, NADED ID 46154 - Navicula rhynchocephala Kützing
   diatom, NADED ID 46388 - Navicula rhynchocephala var. germainii (Wallace) Patrick
   diatom, NADED ID 46155 - Navicula salinarum var. intermedia (Grunow) Cleve
   diatom, NADED ID 46394 - Navicula schroeteri var. escambia Patrick
   diatom, NADED ID 46395 - Navicula secreta var. apiculata Patrick
   diatom, NADED ID 46070 - Navicula seminulum Grunow
   diatom, NADED ID 46400 - Navicula symmetrica Patrick
   diatom, NADED ID 46104 - Navicula tripunctata (Müller) Bory
   diatom, NADED ID 46406 - Navicula tripunctata var. schizonemoides (Van Heurck) Patrick
   diatom, NADED ID 46408 - Navicula viridula (Kützing) Kützing
   diatom, NADED ID 46089 - Navicula viridula var. linearis Hustedt
   diatom, NADED ID 48110 - Nitzschia accomodata Hustedt
   diatom, NADED ID 48002 - Nitzschia acicularis (Kützing) Smith
   diatom, NADED ID 48004 - Nitzschia amphibia Grunow
   diatom, NADED ID 48006 - Nitzschia capitellata Hustedt
   diatom, NADED ID 48138 - Nitzschia closterium (Ehrenberg) Smith
   diatom, NADED ID 48008 - Nitzschia dissipata (Kützing) Grunow
   diatom, NADED ID 48011 - Nitzschia fonticola (Grunow) Grunow
   diatom, NADED ID 48013 - Nitzschia frustulum (Kützing) Grunow
   diatom, NADED ID 48014 - Nitzschia frustulum var. perminuta Grunow
   diatom, NADED ID 48148 - Nitzschia gracilis var. minor Skabitschevsky
   diatom, NADED ID 48153 - Nitzschia intermedia Hantzsch ex Cleve et Grunow
   diatom, NADED ID 48022 - Nitzschia kuetzingiana Hilse
   diatom, NADED ID 48023 - Nitzschia linearis (Agardh) Smith
   diatom, NADED ID 48025 - Nitzschia palea (Kützing) Smith
   diatom, NADED ID 48222 - Nitzschia tarda Hustedt
   diatom, NADED ID 48183 - Nitzschia tryblionella var. victoriae (Grunow) Grunow
   diatom, NADED ID 50002 - Opephora martyi Héribaud
   diatom, NADED ID 57001 - Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst
   diatom, NADED ID 58001 - Rhopalodia gibba (Ehrenberg) Müller
   diatom, NADED ID 64011 - Stephanodiscus astraea var. minutula (Kützing) Grunow
   diatom, NADED ID 64012 - Stephanodiscus invisitatus Hohn et Hellerman
   diatom, NADED ID 65002 - Surirella angusta Kützing
   diatom, NADED ID 66057 - Synedra rumpens var. meneghiniana Grunow
   diatom, NADED ID 66026 - Synedra ulna var. danica (Kützing) Grunow
   diatom, NADED ID 70002 - Thalassiosira fluviatilis Hustedt
   diatom, NADED ID 70004 - Thalassiosira sp. 1 ANS NAR
   diatom, NADED ID 88002 - Undetermined diatom sp. 2 ANS NAR GOK
 
0 non-diatom species found at this site.



 


 
Counts version 3.2 - last revision 6/17/2017
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