Gyrosigma obscurum (NADED 38006)

Link to this taxon in Catalogue of Diatom Names (CalAcad): TaxonCode 13430

Algae Group: Diatom

Division: Chrysophyta
  Class: Bacillariophyceae
    Order: Pennales
      Family: Pleurosigmataceae
        Genus: Gyrosigma

Species: obscurum

3 PUBLIC IMAGES:

About IM005795
Imager: Mays

About IM005796
Imager: Mays

About IM005797
Imager: Mays

1 RESTRICTED IMAGES: (not yet screened for correctness, logon required to view)

About IM011149
Imager: Morales

Short name: GYobscur

IN 11 TAXONOMIC LISTS:

26 ANSP-2011

Remark: Transferred from 2007 list per the diatom taxonomic coordinator

    Concept publication: P&R 1966 - Patrick, R. and C.W. Reimer. 1966. The Diatoms of the U...  year=1966
        Pl. 24, Fig. 7

21 ANSP-2007
    Reference: P&R1966
    Plate: P24 f7

Remark: based on changes and revision of taxa list during and after 15th Workshop and by consent of all work participants

    Concept publication: P&R 1966 - Patrick, R. and C.W. Reimer. 1966. The Diatoms of the U...  year=1966
        Pl. 24, Fig. 7

More...

NOT A SOURCE IN ANY CHANGE SYSTEMS

NOT A TARGET IN ANY CHANGE SYSTEMS

FOUND IN 133 OFFICIAL COUNTS:  ...see sites on a map

map

site	number	count and subproject
NFS029	2	NEON01899 DT1 a 1 - 2018 NEON PRIN Periphyton 2 D1120180820112841919
DE-C10015	1	DE000113 DT1 a 1 - Annual Watershed Assessment 2009
NLS-NLA06608-1413	1	NLS00071 DT1 A 1 - National Lake Survey 2007 - EPA
NLS-NLA06608-1906	3	NLS00137 DT1 a 1 - National Lake Survey 2007 - EPA
NLS-NLA06608-1906	1	NLS00138 DT1 a 1 - National Lake Survey 2007 - EPA
NLS-NLA06608-1222	1	NLS00141 DT1 a 1 - National Lake Survey 2007 - EPA
NLS-NLA06608-3911	11	NLS00260 DT1 a 1 - National Lake Survey 2007 - EPA
NLS-NLA06608-0749	1	NLS00478 DT1 a 1 - National Lake Survey 2007 - EPA
NLS-NLA06608-0045	1	NLS00488 DT1 a 1 - National Lake Survey 2007 - EPA
NLS-NLA06608-0341	2	NLS00320 DT1 a 1 - National Lake Survey 2007 - EPA
GS03340800	4	NLSMI507497 DT1 a 1 - National Lake Survey 2007 - EPA
GS02423620	present	GSN17594 DT1 a 1 - Mobile River and Tributaries (MOBL 2000) USGS NAWQA
GS393944084120700	4	GSN55483 DT1 a 1 - Great and Little Miami River Basins (MIAM 2000) USGS NAWQA
GS01462100	1	GSN24572 DT1 a 1 - Delaware River Basin (DELR 2000) USGS NAWQA
GS07030392	present	GSN98242 DT1 a 1 - Mississippi Embayment (MISE 2002) USGS NAWQA

More...

20 BIOVOLUME MEASUREMENTS (in shape_algae_taxa), range 1260.0 - 22000.0

Calculated biovolume: 17500 μm3    added 11/30/2012 by rinkel
ANSPNWCAPR NWCA0035 DT1 A Wicomico River, slide_id=333529, mol_id=188
Measurement #96157 (Two Wedges), 3 dimensions:
   length=100.00000 μm
   width=14.00000 μm
   depth=25.00000 μm

Calculated biovolume: 22000 μm3    added 11/24/2012 by rinkel
ANSPNWCAPR NWCA0092 DT1 A Cape Cod, slide_id=333643, mol_id=188
Measurement #88803 (Two Wedges), 3 dimensions:
   length=110.00000 μm
   width=16.00000 μm
   depth=25.00000 μm

Calculated biovolume: 1260 μm3    added 11/24/2012 by rinkel
ANSPNWCAPR NWCA0035 DT1 A Wicomico River, slide_id=333529, mol_id=188
Measurement #88802 (Two Wedges), 3 dimensions:
   length=42.00000 μm
   width=6.00000 μm
   depth=10.00000 μm

Calculated biovolume: 5785 μm3    added 11/24/2012 by rinkel
ANSPNWCAPR NWCA0018 DT1 A Shell Island Lake-Bayou La Loutre, slide_id=333494, mol_id=188
Measurement #88801 (Two Wedges), 3 dimensions:
   length=89.00000 μm
   width=13.00000 μm
   depth=10.00000 μm

Calculated biovolume: 5400 μm3    added 11/24/2012 by rinkel
ANSPNWCAPR NWCA0006 DT1 A Spencer Canal-Gueydan Canal, slide_id=333468, mol_id=188
Measurement #88800 (Two Wedges), 3 dimensions:
   length=90.00000 μm
   width=12.00000 μm
   depth=10.00000 μm

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NO RECORDS IN UNKNOWN-SHAPES-BIOVOLUMES

Publication: Griffith&Henfrey1856
year: 1856, publication_id: 1451

Griffith, J.W. and A. Henfrey. 1856. Diatomaceae. In: The Micrographic Dictionary [1st edition]. John Van Boorst, Paternoster Row, London.

Metadata flags

Reporting_level_id=3
Published_species = yes
Descr_variety = no
Descr_form = no
Genus_sp_X_? = no
Unpublished_species = no
Cf_aff = no
Genus_sp_spp = no
AboveGenus_with_size_or_feature = no
AboveGenus = no
calacad_match_verified = yes
publication_id_verified = yes
tilia_taxoncode = Gyrs.obscSm
calacad_match_nonexistent = no

algae_taxa_id=1528, algae_genus_id=1160
added by dbo on 7/18/2002 11:28:00 AM
last modified by dbo on 5/24/2010 12:57:00 PM

Search for this taxon in the ANS Diatom Herbarium

Page citation:

Phycology Section, Patrick Center for Environmental Research, Academy of Natural Sciences of Drexel University. Gyrosigma obscurum (NADED 38006). https://diatom.ansp.org/taxaservice/ShowTaxon1.ashx?naded_id=38006. Accessed 28 May 2023. This web service reports all information about a given algae taxon available at the time of retrieval.

from Taxaservice v12.2 code update 10/08/2021

site	number	count and subproject
GS02091500	1	GSN94459 DT1 a 1 - Albemarle-Pamlico Drainage Basins (ALBE 2002) USGS NAWQA
GS08062805	2	GS131553 DT1 a 1 - Trinity River Basins (TRIN 2004) Topical
GS08057475	2	GS134431 DT1 a 1 - Trinity River Basins (TRIN 2004) Topical
GS08012150	3	GS138078 DT1 a 1 - Acadian-Pontchartrain (ACAD 2004) Trends
GS08012470	12	GS138353 DT1 a 1 - Acadian-Pontchartrain (ACAD 2004) Trends
GS08065800	1	GS002043 DT1 a 1 - Trinity River Basins (TRIN 1993) USGS NAWQA
GS08065800	present	GS002317 DT1 a 1 - Trinity River Basins (TRIN 1994) USGS NAWQA
GS08065800	10	GS002311 DT1 a 1 - Trinity River Basins (TRIN 1994) USGS NAWQA
GS08065800	present	GS002567 DT1 a 1 - Trinity River Basins (TRIN 1995) USGS NAWQA
GS08065800	1	GS002561 DT1 a 1 - Trinity River Basins (TRIN 1995) USGS NAWQA
GS02090500	2	GS020154 DT1 a 1 - Albemarle-Pamlico Drainage Basins (ALBE 1994) USGS NAWQA
GS02143500	4	GS024013 DT1 a 1 - Santee Basins and Coastal Drainage (SANT 1996) USGS NAWQA
GS02273000	1	GS027129 DT1 a 1 - Southern Florida Drainage Basins (SOFL 1997) USGS NAWQA
GS02292795	1	GS027228 DT1 a 1 - Southern Florida Drainage Basins (SOFL 1997) USGS NAWQA
GS02273000	1	GS027123 DT1 a 1 - Southern Florida Drainage Basins (SOFL 1997) USGS NAWQA
GS08167500	1	GS023177 DT1 a 1 - South Central Texas Drainage Basins (SCTX 1997) USGS NAWQA
GS02281200	1	GS027407 DT1 a 1 - Southern Florida River Basins (SOFL 1996b) USGS NAWQA
GS01101500	present	GSN00621 DT1 a 1 - New England Coastal Basins (NECB 1999) USGS NAWQA
GS302105090022100	16	GSN01105 DT1 a 1 - Acadian-Pontchartrain (ACAD 1999) USGS NAWQA
GS302105090022100	2	GSN01107 DT1 a 1 - Acadian-Pontchartrain (ACAD 1999) USGS NAWQA
GS08012150	4	GSN01258 DT1 a 1 - Acadian-Pontchartrain (ACAD 1999) USGS NAWQA
GS07077555	present	GSL00718 DT1 A 1 - Mississippi Embayment (MISE 1996) USGS NAWQA
ME-000410	1	MEDP0594 DT1 b 1 - Maine Phytoplankton 2012 Delivery 3
ME-000412	11	MEDP0598 DT1 b 1 - Maine Phytoplankton 2012 Delivery 3
ME-000336	1	MEDP0964 DT1 a 1 - Maine DEP II 2015 Phytoplankton Delivery 2
ME-000557	1	MEDP1014 DT1 a 1 - Maine DEP II 2015 Phytoplankton Delivery 3
ME-000208	1	MEDP1017 DT1 a 1 - Maine DEP II 2015 Phytoplankton Delivery 3
ME-000558	4	MEDP1019 DT1 a 1 - Maine DEP II 2015 Phytoplankton Delivery 3
ME-000208	3	MEDP0988 DT1 a 1 - Maine DEP II 2015 Epiphytes Delivery 3
MURD-MK-4B	1	MURD0054 DT1 a 1 - Murderkill R Paleo 2008
MURD-MK-3B	2	MURD0073 DT1 a 1 - Murderkill R Paleo 2008
MURD-MK-3B	3	MURD0075 DT1 a 1 - Murderkill R Paleo 2008
MURD-MK-3B	1	MURD0079 DT1 a 1 - Murderkill R Paleo 2008
MURD-MK-3B	1	MURD0078 DT1 a 1 - Murderkill R Paleo 2008
GS03340800	2	NEP00011 DT1 a 1 - New England Paleo 2009
GS03340800	1	NEP00037 DT1 a 1 - New England Paleo 2009
GS03340800	5	NEP00089 DT1 a 1 - New England Paleo 2009
GS03340800	1	NEP00103 DT1 a 1 - New England Paleo 2009
GS03340800	1	NEP00115 DT1 a 1 - New England Paleo 2009
NE1	2	NE000020 DT1 a 1 - ANSPNE9601PR
NFS028	1	NEON01376 DT1 a 1 - 2017 NEON BLUE Phytoplankton XIX 770861805849
NFS029	4	NEON01512 DT1 a 1 - 2017 NEON PRIN Phytoplankton XX 770861805849
NFS029	1	NEON01377 DT1 a 1 - 2017 NEON PRIN Periphyton XX 770861805849
NFS029	1	NEON01379 DT1 a 1 - 2017 NEON PRIN Periphyton XX 770861805849
NFS029	2	NEON01492 DT1 a 1 - 2017 NEON PRIN Periphyton XX 770861805849
NFS029	4	NEON01510 DT1 a 1 - 2017 NEON PRIN Periphyton XX 770861805849
NFS029	1	NEON01507 DT1 a 1 - 2017 NEON PRIN Periphyton XX 770861805849
NFS029	2	NEON01509 DT1 a 1 - 2017 NEON PRIN Periphyton XX 770861805849
NFS029	2	NEON01508 DT1 a 1 - 2017 NEON PRIN Periphyton XX 770861805849
NJAN0227	3	NJ000025 DT1 l 1 - NJ Algae Indicators 2000 YR 1 Piedmont
Saginaw Lake	1	NJSS0100 DT1 A 1 - NJ Lakes Paleo
NJSD148	3	NJSS0521 DT1 a 1 - NJ Lakes 2010
NJSD101	4	NJSS0570 DT1 A 1 - NJ Lakes 2010
NJSD53	2	NJSS0446 DT1 A 1 - NJ Lakes 2010
NJSD71	1	NJSS0487 DT1 a 1 - NJ Lakes 2010
NJSD61	8	NJSS0479 DT1 A 1 - NJ Lakes 2010
NJSD65	2	NJSS0473 DT1 a 1 - NJ Lakes 2010
NJSD94	2	NJSS0560 DT1 a 1 - NJ Lakes 2010
NJSD88	2	NJSS0551 DT1 A 1 - NJ Lakes 2010
Cedar Lake 2	1	NJSS0608 DT1 a 1 - NJ Lakes 2011
01399320	1	NJP029 DT1 a 1 - NJ Pilot – North 2009
GS01465887	2	NJPS00031 DT1 a 1 - NJ Pilot - South 2013
NRSA-FW08RNM9030	2	NRSA0284 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08CO001	7	NRSA0043 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08CO001	2	NRSA0049 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08MT043	3	NRSA0318 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08WY008	2	NRSA0336 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08WY034	1	NRSA0344 DT1 a 1 - National River and Stream Assessment - EPA
GS03340800	1	NRSA2739 DT1 a 1 - National River and Stream Assessment - EPA
GS03340800	3	NRSA2249 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08OK007	1415	NRSA-MI2165 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08LA227	8688	NRSA-MI2308 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08OH013	42179	NRSA-MI3118 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08AR311	54078	NRSA-MI3150 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08LA045	1153	NRSA-MI2101 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08VA037	5	NRSA0523 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08NV003	1	NRSA0249 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08SD100	1	NRSA0810 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08RMT9001	2	NRSA0896 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08VA001	1	NRSA0508 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08VA014	4	NRSA0515 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08VA022	6	NRSA0517 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08VA026	3	NRSA0518 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08VA026	1	NRSA0519 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08VA034	1	NRSA0522 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08WV005	1	NRSA0500 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08WV033	1	NRSA0501 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08CA040	2	NRSA0197 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08CA020	1	NRSA0198 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08CA068	3	NRSA0206 DT1 a 1 - National River and Stream Assessment - EPA
NRSA-FW08ME013	1	NRSA0453 DT1 a 1 - National River and Stream Assessment - EPA
NWCA11-1667	1	NWCA0006 DT1 a 1 - EPA National Wetlands Condition Assessment Periphyton Analysis
NWCA11-1613	2	NWCA0018 DT1 a 1 - EPA National Wetlands Condition Assessment Periphyton Analysis
NWCA11-1801	14	NWCA0035 DT1 a 1 - EPA National Wetlands Condition Assessment Periphyton Analysis
NWCA11-1750	4	NWCA0092 DT1 a 1 - EPA National Wetlands Condition Assessment Periphyton Analysis
NX16Corrum051.1	6	NX000330 DT1 a 1 - 2006 New Mexico NMED
NX28RGRanc013.11	2	NX000360 DT1 a 1 - 2006 New Mexico NMED
NX07NambeLkD.D	1	NX000645 DT1 a 1 - 2007 New Mexico NMED Lakes
NX10UteCre150.7	1	NX000820 DT1 a 1 - 2007 New Mexico NMED
	2	PADEP178 DT1 a 1 - Pennsylvania DEP 2016
TE1	1	TE001950 DT1 h 1 - 2000 Sabine River Survey (Texas Eastman)
TE2	1	TE001985 DT1 h 1 - 2000 Sabine River Survey (Texas Eastman)
TE4	12	TE003078 DT1 a 1 - 2015 Sabine River Survey (Texas Eastman)
TE3	2	TE001200 DT1 h 1 - 1987 Sabine River Survey (Texas Eastman)
TE3	1	TE001205 DT1 h 1 - 1987 Sabine River Survey (Texas Eastman)
TE3	1	TE001230 DT1 h 1 - 1987 Sabine River Survey (Texas Eastman)
TE4	1	TE001300 DT1 h 1 - 1987 Sabine River Survey (Texas Eastman)
TE4	1	TE001320 DT1 h 1 - 1987 Sabine River Survey (Texas Eastman)
TE4	1	TE001325 DT1 h 1 - 1987 Sabine River Survey (Texas Eastman)
TE2	1	TE001640 DT1 h 1 - 1995 Sabine River Survey (Texas Eastman)
TE3	2	TE001710 DT1 h 1 - 1995 Sabine River Survey (Texas Eastman)
TE3	1	TE001730 DT1 h 1 - 1995 Sabine River Survey (Texas Eastman)
TE4	1	TE001800 DT1 h 1 - 1995 Sabine River Survey (Texas Eastman)
x trib to Blackwater River	9	va000142 DT1 H 1 - Virginia DEQ - 2007
WH2	1	WH012495 dt1 a 1 - 2004 White River (Arkansas) Diatometer - Exposed 8/11 to 8/25
MI4	2	MI10002 DT1 a 1 - MI6 for Null Samples
NA1	2	NA10001 DT1 a 1 - Nanticoke R - ANSP River Survey - 1969-1970
WV-KNU-00039-1.1	117	WV0618 DT1 A 1 - West Virginia DEP Periphyton

Gyrosigma obscurum (NADED 38006)

authority: (Smith) Griffith et Henfrey

Phycology Section: ecology and taxonomy of freshwater algae, particularly diatoms