phycology diatom logo 
Phycology Section
Patrick Center for Environmental Research

Algae collection site:
DIFFICULT RUN NEAR VIENNA, VA

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DIFFICULT RUN NEAR VIENNA, VA


   See lists of: 2 samples | 51 diatoms | 7 non-diatoms for this site.

   site code: GS01645725
   site_id: 15912
   NEON domain: not applicable
   state: Virginia (VA)
DIFFICULT RN NR VIENNA, VA
   latitude in decimal: 38.903100
   longitude in decimal: -77.318900
   elevation in feet: 267.000000000
   client code: 01645725
   waterbody type: stream / river
   ecoregion:
     Eastern Temperate Forests
       Southeastern USA Plains
         Piedmont
   study_unit: POTO
   county: Fairfax
   country: United States (US)

 
2 algae samples were collected at this site:
 
   sample GS018753 - 1994  Richest-Target Habitat (RTH), collected 08/25  
   sample GS018754 - 1994  Richest-Target Habitat (RTH), collected 08/25  

 
51 diatom species found at this site:

   diatom, NADED ID 2059 - Achnanthes hungarica (Grunow) Grunow
   diatom, NADED ID 2030 - Achnanthes minutissima Kützing
   diatom, NADED ID 2026 - Achnanthes pusilla (Grunow) DeToni
   diatom, NADED ID 7003 - Amphora ovalis var. pediculus (Kützing) Van Heurck ex DeTony
   diatom, NADED ID 7006 - Amphora veneta Kützing
   diatom, NADED ID 16005 - Cocconeis placentula var. euglypta (Ehrenberg) Grunow
   diatom, NADED ID 16003 - Cocconeis placentula var. lineata (Ehrenberg) Van Heurck
   diatom, NADED ID 23073 - Cymbella affinis Kützing
   diatom, NADED ID 23009 - Cymbella lunata Smith
   diatom, NADED ID 23012 - Cymbella minuta Hilse ex Rabenhorst
   diatom, NADED ID 23015 - Cymbella minuta var. silesiaca (Bleisch ex Rabenhorst) Reimer
   diatom, NADED ID 23016 - Cymbella naviculiformis Auerswald ex Heiberg
   diatom, NADED ID 23051 - Cymbella sinuata Gregory
   diatom, NADED ID 23081 - Cymbella triangulum (Ehrenberg) Cleve
   diatom, NADED ID 23068 - Cymbella tumida (Brébisson ex Kützing) Van Heurck
   diatom, NADED ID 33026 - Eunotia incisa Smith ex Gregory
   diatom, NADED ID 33030 - Eunotia maior (Smith) Rabenhorst
   diatom, NADED ID 33035 - Eunotia monodon Ehrenberg
   diatom, NADED ID 33040 - Eunotia pectinalis var. minor (Kützing) Rabenhorst
   diatom, NADED ID 34030 - Fragilaria vaucheriae (Kützing) Petersen
   diatom, NADED ID 35002 - Frustulia rhomboides var. amphipleuroides (Grunow) DeToni
   diatom, NADED ID 35004 - Frustulia rhomboides var. crassinervia (Brébisson ex Smith) Ross
   diatom, NADED ID 35011 - Frustulia vulgaris (Thwaites) De Toni
   diatom, NADED ID 35014 - Frustulia weinholdii Hustedt
   diatom, NADED ID 37060 - Gomphonema clevei Fricke
   diatom, NADED ID 37010 - Gomphonema parvulum (Kützing) Kützing
   diatom, NADED ID 38012 - Gyrosigma scalproides (Rabenhorst) Cleve
   diatom, NADED ID 38004 - Gyrosigma spencerii (Smith) Griffith et Henfrey
   diatom, NADED ID 46014 - Navicula cryptocephala Kützing
   diatom, NADED ID 46023 - Navicula gregaria Donkin
   diatom, NADED ID 46034 - Navicula lanceolata (Agardh) Kützing
   diatom, NADED ID 46039 - Navicula minima Grunow
   diatom, NADED ID 46042 - Navicula mutica Kützing
   diatom, NADED ID 46388 - Navicula rhynchocephala var. germainii (Wallace) Patrick
   diatom, NADED ID 46155 - Navicula salinarum var. intermedia (Grunow) Cleve
   diatom, NADED ID 46395 - Navicula secreta var. apiculata Patrick
   diatom, NADED ID 46400 - Navicula symmetrica Patrick
   diatom, NADED ID 46469 - Navicula viridula var. avenacea (Brébisson ex Grunow) Van Heurck
   diatom, NADED ID 48004 - Nitzschia amphibia Grunow
   diatom, NADED ID 48141 - Nitzschia constricta var. subconstricta Grunow
   diatom, NADED ID 48014 - Nitzschia frustulum var. perminuta Grunow
   diatom, NADED ID 48147 - Nitzschia frustulum var. subsalina Hustedt
   diatom, NADED ID 48015 - Nitzschia gracilis Hantzsch
   diatom, NADED ID 48022 - Nitzschia kuetzingiana Hilse
   diatom, NADED ID 48183 - Nitzschia tryblionella var. victoriae (Grunow) Grunow
   diatom, NADED ID 52042 - Pinnularia mesogongyla Ehrenberg
   diatom, NADED ID 52059 - Pinnularia subcapitata Gregory
   diatom, NADED ID 57001 - Rhoicosphenia curvata (Kützing) Grunow ex Rabenhorst
   diatom, NADED ID 62007 - Stauroneis smithii Grunow
   diatom, NADED ID 66057 - Synedra rumpens var. meneghiniana Grunow
   diatom, NADED ID 66024 - Synedra ulna (Nitzsch) Ehrenberg
 
7 non-diatom species found at this site:

   non-diatom, NADED ID 1502000 - Audouinella violacea Kützing
   non-diatom, NADED ID 853000 - Hydrocoleum brebissonii Kützing ex Gomont
   non-diatom, NADED ID 860001 - Lyngbya sp. 1 ANS FWA
   non-diatom, NADED ID 888001 - Oscillatoria sp. 1 ANS FWA
   non-diatom, NADED ID 510001 - Scenedesmus quadricauda (Turpin) Brébisson
   non-diatom, NADED ID 888003 - Schizothrix friesii Agardh ex Gomont
   non-diatom, NADED ID 543001 - Stigeoclonium lubricum (Dillwyn) Kützing



 


 
Counts version 3.2 - last revision 6/17/2017
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