ML18018B281

Submittal of Corrective Copies of 1976 Aquatic Ecology Studies Report

ML18018B281
Person / Time
Site:	Nine Mile Point
Issue date:	12/12/1977
From:	Schneider R Niagara Mohawk Power Corp
To:	Grier B Office of Nuclear Reactor Regulation, NRC Region 1
References
Download: ML18018B281 (34)

Text

i DXSTHXEJTXON FOH ANNUAL h AL ENVIRONMENTAL OPERATING RTS (OI STAGS)

U.S. NUCLEAR REGULATORY COMMISS 0 BE NR C.F o RM 196 I2-76)

QUMBER NRC DISTRIBUTION FQR PART 50 DOCKET MATERIAL ENVXRONMENIAL FROM: DATE OF DOCUMENT TO: 12/12/77 Niagara Mohawk Power Mr. Boyce Hi Grier New York Corp'yracuse, DATE RECEIVED ABETTER R Schn ider 12/16/77 QNOTOR IZED PROP INPUT FORM NUMBER OF COPIES RECEIVED 0ORIGINAL EkfhlCLASSIF IE 0

&COPY D 6 S C R I P TI 0 N ENCLOSURE Consists of "Errata-1976 Nine Mile Point Aquatic Ecology Report" ~ ~ ~

PLANT NAME:

Nine Mile Point Unit Noi 1 RJL 12/19/77 FOR ACTION/INFORMATION 2oE:4<I- + 98P <~ 5

~FOR DISTRIEJTION AS FOLLOWS:

1 EACH TO: EPA H A REGION NOAA FEW 8c INTERNAL D IST RI BUTION E 2 EXTERNAL DISTRIBUTION CONTROL NUMBER I

773530059 NRC FORM 196 I2 76)

NIAGARA MOHAWK POWER CORPORATION/300 ERIE BOULEVARD WEST, SYRACUSE, N.Y. 13202/TELEPHONE (315) 474-1511 December 12, 1977 Mr. Boyce H. Grier, Director Office of Inspection and Enforcement Region I U. S. Nuclear Regulatory Commission 631 Park Avenue King of Prussia, Pennsylva nia 19406 '

($

Re: Nine Mile Point Unit 1 Docket No. 50-220 DPR-63 and James A. FitzPatrick Nuclear Power Plant Docket No. 50-333 DPR-59

Dear Mr. Grier:

My letter of May 27, 1977 transmitted copies of the 1976 Nine Mile Point Aquatic Ecology Studies Report. Enclosed, we herewith submit two (2) copies of the following:

"Errata-1976 Nine Mile Point Aquatic Ecology Report" The enclosed changes have no affect on the conclusions of the report.

Very truly yours, NIAGARA MOHAWK POWER CORPORATION

/

W f CI.4 R. R. SCHNEIDER Vice President-Electric Production MGM/szd Enclosures (2)

Xcs: Messrs: . rnst Volgenau (20 copies w/enclosure) gO William G. McDonald ( 2 copies w/enclosure)

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ERRATA: 1 76 NINE MILE POINT AQUATIC ECOLOGY STUDIES VOLUME I CHAPTER II pe II 5 add,e Nine Mile Other Smecies Point FitzPatri ck

~Le omis sp. L

~Metro is sp. L L Trout perch L L CHAPTER III Table III-2: Plant Operating Conditions (Electric Output) during Lake Collections. See attached table f'r additional dates and. change in foot-note.

Table III-5: Plant Operating Conditions (Electrical Output) during Viability Sampling Programs add. to footnote: Plant load recorded.

by LMS personnel at time of sampling Page III-4: line 10 from top change to: collections from 1000 hrs.

on 3 March to 1000 hrs. on 4 March, and from Table III-6: Plant Operating Conditions (bT) during Lake Collections.

See attached. table for additional dates.

CHAPTER IV Figure IV-6: Concentrations of'alcium, Sodium, and Sulf'ate: Nine Mile Point Vicinity - Replace footnote with: Mean of depth contours and. trans-ects from monthly collections (20 and 40 ft contours at NMPW, NMPP/FITZ, and NMPE), surface samples except that April and. May, Calcium and Sodium are only from NMPE transect.

Page 1V-8: line 12 from top change to: (a measure of dissolved solids) show similar seasonal fluctuations.

CHAPTER V Figures VA-6, VA-10, VA-11, VA-13, VA-15 delete the f'ollowing phrase from the footnote: This species not collected in the remaining samples Figures VA-6 through VA-16 - add: "<" symbol before 10 on graph ordinate.

0 CHAPE% V (Continued)

Table VA-2 follows page V-2 change footnote to: X = Present at one or more stations; mean of R-1 and R-2; surface collections CHAPTER VI Table VIA-2: Periphyton Sampling Program change in superscripts:

change a to b in title and b to a in table Table VZB-1: Occurrence of Macroinvertebrates in Benthic Collections by Date (see attached. table for inclusion of information on Cricotonus, Psectrocladius and Trissocladius)

Figure VIC-2: Buoy Periphyton: Biomass >> add to footnote: No samples collected for the remaining stations and. dates.

Figure VZC-3: Bottom Periphyton: Biomass add to footnote: 'No samples collected for the remaining stations and dates.

CHAPTER VII Table VZI-2: Total Fish Collected by Seines, Trawls, and Gill nets-add footnote: Gill net collections do not include those fish collected for stomach analysis in special gill net sets.

Page VII-16: line 4 (formula) change to:

Coefficient of maturity = onad wei ht partial weight z 100 Figure VIZ-11: Length Frequency Distribution for Alewife: 15 ft depth contour add footnote: N = Number of fish analyzed. from 'bottom gill net collections; day and. night Figure VII-12: Length Frequency Distribution for Alewife: 40 ft depth contour add: N = Number of fish analyzed from surface and bottom gill net collections; no day/night specifications.

Figure VIZ-14: Length Frequency Distribution for Rainbow smelt: 15 ft depth contour add: N = Number of fish analyzed from bottom gill net collections; day and. night.

CHAPTER VII (continued)

Figure VII-15: Length'requency Distribution for Rainbow smelt: 40 ft. depth gill contour add: N = Number of fish analyzed from bottom and surface nets; no day/night specifications Page VII-28: line 3 from bottom - change to: ciency. The bottom area spanned. by the Yankee travel was 29% greater than that sampled by the otter trawl and the water volume fished, was ~6. times as great as that

. of the otter trawl.

CHAPTER VIII Table VIIIA-3: Ichthyoplankton (Fish larvae only) and Gammarus Viability Samoling Program change Discharge procedure outline for Msy June collections to: Pump through net for g minutes; hold, CHAPTl:R IX Table IX-3: Species Inventory of Fishes in Impingement Collections: James A. FitzPatrick Nuclear Power Plant - Change to: Traveling screen, (Table IX-5) collections; one unidentified Salmonidae collected. during 1976 in the trash rack collections Table IX-5: Abundance and percent composition of impingement collections:

James A. FitzPatrick Nuclear Power Plant - add footnote: Estimated total number of fish impinged based on the number of fish impinged per hour on the traveling screens .

Table IX-11: Abundance and percent composition of impingement collections:

Nine Mile Point Nuclear Station Unit 1 add footnote: Estimated, total number of fish impinged. based on the number of fish impinged per hour on the traveling screens.

ERRATA: 1 6 NINE MILE POINT AQUATIC ECOLOGY STUDIES A

VOLUME II APPENDIX I - line -

Page IA-10 13 change to: (Folk, ~1 4)

EKE'ERENCES CITED: following page IB-18 add:

Folk, R.L. 1974; Petrology of sedimentary rocks, Hemphill

. Publishing Co., Austin, Tx. (Univ. Texas, Geology 370K, 383L, 383M.) 182 p.

APPENDIX II Table Appendix II-6: change Discharge procedure outline for, May June collections to: Pump through net for 5 minutes; hold.

APPENDIX V Table Appendix VC-2a and 2b: Abundance of selected species of larvae.

These tables include pro-larvae, larvae, and Juveniles - change day collections Grand'ean; mid-depth samples, 3-NMPE-40 ft station inserting "<" symbol for :

Alewife to <15.7 organisms/1000m3 Rainbow smelt to <0.9 organisms/1000 m3 White Perch to <0.9 organisms/1000 m Table Appendix VC-2c: . Abundance of selected species of'ish eggs in day/night collections - change: Grand mean: mid-depth samples, 3-NMPE-40 ft station Alewife eggs in day collections to <1.2 organisms/1000 m3 APPENDIX VI Table Appendix VIB-3: October Collections change to: H. Flatrock; no crevices and no silt Table Appendix VIB-5: Abundance and Biomass of selected taxa clarifi-cation of the term "PERCENT" used. in the Biomass data presentation:

percent by weight of each taxon to the weight of all taxa combined at that station per each collection period

VI (Continued)Q 'DPENDIX Table Appendix VZB-5: continued Abundance and Biomass: Ephemeroptera (Arthropoda.'nsecta) . Add to footnote a: no "organisms at this taxon collected. at 10'epth contour.

Changes in biomass data base:

OLZGOCHAETA: December: biomass: mean: NMPE-20 ft station:

change to: 0.012 Grand mean: biomass: NMPE-20 ft station:

change to: mean 0.586 per'cent 4.18 changes in biomass data base, percent column in grand mean designation at NMPE-20 ft station:

AMPHZPODA: 34.79 BXVALVIA: 17.18 DECAPODA: 2.69- GASTROPODA: 38.22 DXPTERA: 1.18 Table VIB-6b: Abundance of selected. species of annelida: ,Polychaeta "

"6 to last set in "station" column ~

Table Appendix VIC-lb: Chlorophyll a concentrations: Buoy periphyton substrates add: superscript "d," to 2 Nov., NMPP/FITZ-17 ft APPENDIX VIX Table Appendix VIID-2b: Abundance of selected species at the 40 ft depth contour: yellow perch change to:

DAY NMPW NMPP, FITZ NMPE 19-24 Oct 0.8 0. 0)9 000 mean 0 1.6 1.37 - 0 1.31 0 0 range Table Appendix VIID-3b: Biomass of selected species at the 40 ft depth contour: Spottail shiner change to: 29 Apr 1 May: NMPV: DAY:

mean - range:

APPENDIX VIIX Table Appendix VIIIB-1: Abundance of zooplankton at the discharge aftbay:

change to: 26 May: CILIATA: Codonella cratera:. R-1 1512 R-2 3458 ?%AN 2485 22 2ep: CALAHCIDA: Calanoid Juvenile: liEAN ~262.

APPENDIX VIII (Continued),

Table Appendix VIIIC-2: Mortality of'amnaz~ fasciatus from day/night 3 and 2 F isotherms Table,Appendix VIIID-la: Abundance of selected. species of .larvae -

This table includes pro-larva, larvae, and. )uveniles.

TARLE ZZZ-2 NINE MILE POINT NUCLEAR STATION UNIT 1 AND JAHES A. FITZPATRICK NUCLEAR PONER PLANT - 1976 NO. CIRC. PLANT LOAD NO. CIRC. PLANT LOAD 7 APR 2 0 ~

3 601 9 APR 2 0 3 671 14 APR 2 0 3 700 15 APR 2 0 3 684 16 APR 2 0 3 671 19 APR 2 gO, 3 687 20 APR 2 147 3 697 21 APR 2 334 3 676 22 APR . 2 374 3 558 29 APR 2 520 3 726 30 APR 2 540 3 6g2 10 MAY 2. 560 3 743 11 HAY 2 565 3 739

,12 HAY 2 566 3 73?

13 MAY 2 572 . 3 315 14 HAY 2 536 2 0 22 HAY 2 562 727 23 HAY 2 536 704 24 MAY 2 546 770 25 MAY 2 572 781 26 MAY 2 581 ?81 27 MAY 2 592 782 28 HAY 2 591 778 2 JUN 2 570 3 771 2 580 3 NA 8 JUN 2 577 2 516 9 JUN 2 578 3 693 10 JUN 2 579 3 764 14 JUN 2 576 3 778 15 JUN 2 576 3 785 16 JUN 2 584 3 782 17 JUN 2 585 3 775 18 JUN 2 584 2 139 21 JUN 2 578 3 710 2 584 3. 773 23 JUN 2 336 3 . 446 24 JUN 2 214 2 505 28 JUN 2 576 3 714 29 JUN 2 577 3 755 30 JUN 2 583 2 215 1 JUL 579 248 6 JUL 477 771 7 JUL 479 773 8 JUL 475 NA 15 JUL 344 0 16 JUL 365 0 19 JUL 498 637 20 JUL 525 721 21 JUL 524 462 27 JUL 514 0 28 JUL 514 73 2 AUG 522 751 3 AUG 523 748 4 AUG 526 747 9 AUG 468 769 10 AUG 532 771 11 AUG 526 771 12 AUG 531 783 1? AUG 353 788 18 AUG 57 792 19 AUG 377 791 20 AUG 461 785 23 AUG 516 786

TABLE III-2 (Continued)

NINE MILE POINT NUCLEAR STATION UHIT 1 AND JAMES A. FITZPATRICK NUCLEAR POWER PLAHT - 1976 NO. CIRC. PLANT LOAD NO. CIRC. PLANT LOAD 25 AUG 520 789 26 AUG NA 786 27 AUO 522 763 1 SEP 2 525 3 603 2 SEP 2 529 3 723 3 SEP 2 532 3 772 4 SEP 2 533 3 780 7 SEP 2 532 3 786 8 SEP 2 529 785 9 SEP 2 532 3 782 13 SEP 2 532 3 735 14 SEP 2 529 3 731 15 SEP 2 NA 3 733 16 SEP 2 523 3 731 20 SEP 2 521 3 730 23 SEP 2 546 3 735 24 SEP 2 556 3 730 25 SEP 2 557 3 733 26 SEP 2 556 3 733 28 SEP 2 558 3 733 29 SEP 2 557 . 3 730 30 SEP 2 556 3 730 4 OCT 2 549 3 721 5 OCT 2 551 3 729 6 Oct 2 552 3 728 8 OCT 2 ll 12 OCT OCT 2

2 553 553 548 3

2 2

607 0

0 13 OCT 2 550 2 0 15 OCT 2 549 2 322 19 OCT 2 536 2" 512 20 OCT 2 536 2 530 21 OCT 2 NA 2 533 22 OCT 2 548 2 550 23 OCT 2 354, 2.. 616 24 OCT 2 351 3, 672 27 OCT 2 550 3 712 30 OCT 2 572 3 581

.31 OCT 2 564 3 682 2 NOV 574 778 3 HOV 585 770 4 NOV 586 770 9 NOV 548 435 12 NOV 0 0 15 NOV 200 48 16 NOV 436 421 17 NOV 530 647 25 NOV 581 513 26 NOV 577 605 27 HOV 575 660 2 DEC 578 735 4 DEC 577 688 6 DEC 572 707 7 DEC 56? 735 8 DEC 567 736 10 DEC 564 718 14 DEC 585 738 15 DEC 584 644 16 DEC 583 19 DEC 585 587 eFrom Nine Mile Point Unit 01 and James A. FitzPatrick Nuclear Power Plant "401" Monthly Reports (Niagara Mohawk Power Corp., 1976) mean electrical generation.

NA = Not available

I 0 TABLE h

III-6 HIRE MILE POINT NUCLEAR STATION UNIT 1 AND JAMES A. FITZPATRICK NUCLEAR PONER PLANT - 1976 7 APR 0.2 13+9 9 APR 0.2 15.6 14 APR 0;4 15.6 15 APR 1.0 15+7 16 APR 0.5 15.1 19 APR 4,5 15.6-20, APR 5.7 15.6 21 APR 9.5 15.6 22 APR 10.4 13.3 29 APR 13.9 16.7 30 APR 13.9 16.7 n

10 MAY 14.8 16.7 ll MAY 12 MAY 14.9 15.0 16.7 16.8 13 MAY 15.1 72:

14 MAY 14.4 7.2'6.7 22 MAY 15.1 23 MAY 14.6 15.6 24 MAY 14.7 17.2 25 MAY 15.4 17.8 26 MAY 15.8 '7.8 27 MAY 16.4 17.8 28 MAY 15.9 17.8 2 JUH 15.6 17.8 4 JUN 15.8 8.9c 8 JUN 15.7 15.0 9 JUH 15.9 15.6 10 JUN 16.0 17.2 14 JUN 15.8 17.8 15 JUN 16.1 17.8 16 JUN 16.4 17.2 17 JUN 16.3 17.2 18 JUH 16.6 3.9 21 JUN 16.9 15.6 22 JUN 16.9 17.4 23 JUN 16.8 10.0 24 JUN 15.4 13.3 28 JUN 17.2 17.2 29 JUH ,17.5 17.8 30 JUN -17.2 5.0 1'JUL 17.1 8.3o 6 JUL 13.7 17.2 7 JUL 14.3 17.2 8 JUL 14.3 17.4 15 JUL 10.9 0.0 16 JUL 12.3 0.6 19 JUL 16.5 14.4 20 JUL 16.7 15.7 21 JUL 16.2 11.1 27 JUL 16.3 0.0 28 JUL 16.2 4 4c 2 AUG 13.6 16.1 3 AUG 14.4 16.1 4 AUG 16.1 16.1 9 AUG 15.6 16.7 10 AUG 16.3 16.7, 11 AUG 16.2 16.7 12 AUG 16.4 17.2 17 AUG 17.2 17.9 18 AUG 3+7 17.8 19 AUG 13.6 17.8 20 AUG 14.6 17.8 23 AUG 16.1 17.8

TABLE III-6 (Contin NINE MILE POINT HUCLEAR STATION UNIT 1 AHD JAMES A. FITZPATRICK NUCLEAR POHER PLANT - 1976 25 AUG'6

.'6.1 17.8 AUG 16.3 17.8 27 AUG 16.3 17.8 1 SEP 16.6 17.2 2 SEP 16.7 16.7 3 SEP 16.0 17.2 4 SEP 16.6 16.7 7 SEP 16.9 17.2 8 SEP 16.6 17.8 9 SEP 16.4 '7.8 13 SEP 16.9 16.7 14 SEP 17.0 16.3 15 SEP 16.7 16.7 16 SEP 16.7 16.1 20 SEP 16.5 16.1 23 SEP 16.8 16.7 24 SEP 17.3 16.1 25 SEP 17.1 16.7 26 SEP 17.1 16.7 28 SEP 17.1 16.1 29 SEP 17.1 16.1 30 SEP 16.9 16.7 4 OCT 17.2 16.1 5 OCT 16.8 16.7 6 OCT 16.0 16.1 8 OCT 16.0 14.4 ll 12 OCT OCT 16.5 16.6 0.6 0 6 13 OCT 15.5 0 6 15 OCT 16.3 10.6 19 OCT 16.3 14.4 20 OCT 16.2 15.6 21 OCT 16.5 15.7 22 OCT 16.6 16.2 23 OCT 11.4 14.5 24 OCT 11.3 15 ~ 1 27 OCT 16.3 15.6 30 OCT 17.2 13.3 31 OCT 16+9 14.4 2 HOV 16.8 17.2 3 NOV 17.1 17.2 4 HOV 17 ~ 1 1?.4 9 HOV 15.5 9 ~4 12 HOV UNIT DOHH C

15 HOV 9.6 3.3'3.3 16 NOV 13.3 17 NOV 15.7 15.2 25 NOV 16.9 13.9 26 NOV 16.8 13.9 27 NOV 16.6 15.0 2 DEC 17.2 16.7 4 DEC 16.9 15.6 6 DEC 16.9 16.1 7 DEC 18.2 16.8 8 DEC 17.0 16.7 10 DEC 17.2 16.1 14 DEC 18.6 17.2 15 DEC 17.5 17.2 16 DEC 15.8 39 19 DEC 16.3 13.3 Mean Discharge - Mean Intake Temperature (C) for collection date; from Nine bMile Point Unit 01 "401" Monthly Report (Niagara Mohawk Power Corp., 1976).

Mean Discharge - Mean Intake Temperature (C) for collection date; from James A. FitzPatrick Nuclear Power Plant "401" Monthly Report (Niagara Mohawk Power c

Corp., 19?6).

Plant off-line for some portion of entire day.

UHIT DOMH a Plant off-line, no temperature data available.

TiBLE VXB-1 S

NINE MILE POINT VICINITY - 1976 19 APR 15-17 3, 4, 12, c a CNIDARZA (COELENTERATA)

'YDROZOA D '

HYDROIDA ATHECATA CLAVIDAE CORDYLOPHORA C, LACUSTRIS D HYDRZDAE HYDRA H AMERICANA D RHYNCHOCOELA PLATYHELMINTHES D.

TURBELLARIA X TRZ CLADIDA PLANARIIDAE X ~ X ASCHELMZNTHES NEMATODA CHROMADOROIDEA PLECTZDAE ANONCHUS ENOPLIDA ALAIMZDAE ALAIMVS X X DORY LAIMZDA DORYLAZMZDAE DORY LAIMUS RHABDITIDA D, ",-D RHABDZTIDEA BUTLERIUS MOLLUSCA GASTROPODA D . D D D PROSOBRANCHZA - MESOGASTROPODA VALVATIDAE X VALVATA X X - X V. PERDEPRESSA D D

' D D D V. SINCERA V PISCZNALZS x x X V. TRZCARZNATA PERCONFUSA X BULIMIDAE (HYDROBIIDAE) X X AMNICOLA X X . D D X

h. INTEQRA D D .D, D D A. LZMOSA X D D, D X hRiICOLA SP. X

h. LUSTRZCA X BITHINZA B. TENTACULATA X D X PLEUROCERIDAE X GONIOBASIS X G LIYESCENS D

TABLE VIB-1 NINE MILE POINT VZCINZTX - 1976 19 APR 15 17 3i 4i 12~

MOLLUSCA (COHT)

GASTROPODA (CONT)

PULMOHATA BASOMMATOPHORA PHXSIDAE PHXSA x D X P INTEGRA X X X P SAXZI X X P HETEROSTRgPHA X P ELLZPTICA X LYMHAEIDAE LYMHAEA X

X X X ':= .X L CATASCOPZUP X . ~

X X X L EMARGINATA X PLANORBZDAE GXRAULUS G. PARVUS X HELISOMA X X H AHCEPS X. X H- TRZVOLVIS X ANCXLZDAE X PERRISSIA F TARDA X LAEVAPEX L. FUSCUS X BIVALVIA (PELECXPODA) D EVLJ&KLLIBRANCHIA MARGARZTIFARIDAE

'DADONTA A. GRANDZS UHIONIDAE BETE RODONTIDA SPHAERZIDAE X WSCULIUM '"X X PISZDIVM D D D D D SPHAERIUM D D D D D ANNELIDA POLYCHAETA SABELLIDA SABELLZDAE MANAYVNKIA M. SPECIOSA D D-' D D OLIGOCHAETA D D D D PROSOPORA LUMBRZCULIDAE STYLODRILUS U S. HERINGIAHVS X' PLESZOPORA TUBZFICIDAE D D AULODRZLUS X X A. AMERICANUS X X X A. LXlSOBIVS X X X A PLURISETA X X ' D X A. PIQUETI X X X LIMNODRZLVS L. HOFFMEISTERZ D D L. UDEKEMZANVS X X L CLAPAREDIANUS X L. PROFUNDZCOLA X X L>> HOFFYEISTERZ VARIANT X

e TABLE VIB-1 NINE MZLE POINT VICINITY'- 1976 19 APR 15-17 3, 4, 12, ANNELZDA (CONT)

OLIGOCHAETA (CONT)

PLESIOPORA (CONT),

TUBZFICIDAE (CONT)

ILYODRILUS I TEMPLETONI PELOS COL EX P~ FREYZ X .X P FEROX X P. MULTISETOSUS MULTZSETOSUS X '

Pe MULTZSETOSUS LONGIDENTUS X TUBZFEX T IGNOTUS T. TUBZFEX UID TUBZFICZDAE POTAMOTHRIX X P. MOLDAVIENSIS D D D X P VEJDOVSKYI D D X

" D NAIDZDAE X X X X ARIZEONAZS A LOMONDZ X MAIS X N BRETSCHERI D X Ne ELINGUIS X X N, SIMPLEX X PARANAIS P SIMPLEX X PIGUc aZP LA \

P. MICHIGANENSIS X X.

CHAETOG ASTER C. DZASTROPHZS SPECARZA S. JOSINAE STYLARIA S. LACUSTRIS UNICINAIS U. UNCINATA VEJKOVSKYELLA V INTERMEDIA PRZSTZNA P AEGUISETA Pe OSBORNZI '

ENCHYTRAEZDAE X X X HZRUDZNEA X X RHYNCHOBDELLIDA GLOSSIPHONZIDAE HELOBDELLA Ho STAGNALIS PISCZCOLIDAE PISCICOLA ARTHROPODA ARACHNIDA ACARI D D LIWESIIDAE LIMNESZA X =

X

TABLE VZB-1 NINE MILE POINT VICINITY - 1976 19 APR 15 17 3i Ji 12'RTHROPODA (CONT)

ARACHNIDA (CONT)

ACARZ (CONT)

HYGROBATIDAE HYGROBATES X X X HYGROBATES SP ~ 1 D D D,'

HYGROBATES SP. 3 X X HYGROBATES SP 'J X X X D

HYGROBATES SP ~ 5 ~

X.

UNIONZCOLIDAE NEO MANIA UNZONICOI A X UNZONZCOLA SP. 1 X UNIONZCOLA SP. 2 X PXONZDAE PORELIA D X PXONA X X LEBERTZIDAE LEBERTIA TORRENTICOLZDAE TORRENTZCOLA INSECTA EP HEHEROPTERA HEPTAGENZIDAE STENONEMA X X TRZCHOPTERA X D HYDROPTILIDAE X AGRAYLEA X X LEPTOCERIDAE X OECETZS X X ARTHRIPSODES X D LEPTOCERUS Le AMERZCANUS HYDROPSYCHIDAE CHEUMATOPSYCHE SP.

DIPTERA TENDIPEDZDAE (CHIRONOMIDAE)

D D D; ' D D X X CHIRONOMUS X X D D CLADOTANYTARSUS X X COELOTANYPVS X CRICOTOPUS ~

D X X X CRYPTOCHIRONOMJS D X X X DBQCRYPTOCHZRONOMJS X X X X DICROTENDIPES X X X X ENDOCHZRONOMUS X GLYPTOTENDIPES X CRYPTOCLADOP ELMA (HARNISCHIA)

HETEROTRZSSOCLADIUS X X MICROPS CTRA X X X MICR01ENDIPES X X X PARACLADOPELMA X X X PARACHIRONOMUS X X X PHAENOPSECTRA X X POLYPEDILUM X D X PROCLADZUS X X X X PSEUDOCHIRONOMJS X X, D X SPP.

'SECTROCLADZUS X X X PSECTROCLADZUS SP. IZZ X X POTTHASTIA X

I TABLE VIB-1 NINE MILE POINT VICINITX - 1976 19 APR 15-17 3, 4,, 12, 4 D ARTHROPODA (CONT)

ZNSECTA (CONT)

DZPTERA (CONT)

TEHDIPEDZDAE (CHIROHOMKDAE) (CONT)

RHEOTANXTARSUS D D' STICTOCHIRONOMUS X X TRZSSOQ.ADIUS X XEHOCHIRO(OMUS X EIHFELDIA X TANXTARSUS (+HICROPSECTRA) X' PARATAHXTARSUS X CERATOPOGONIDAE X EMPZDIDAE CRUSTACEA ZSOPODA X X ASELLZDAE ASELLUS X X .' X X AMPHIPODA D 'D D D D GAKSRIDAE X D D GAMMARUS G FASCIATUS CHANGONXX D

X D

X

'D X

X D

X HAUSTORZZDAE PONTOPOREIA P. AFFIHIS TALZTRIDAE HXALELLA H. AZTECA X MXSIDACEA MXSIDAE MXSIS M. OCVLATA RELZCTA DECAPODA ASTACIDAE X,'. ~

~

X')

~

~

X CAMBARVS C. BARTOHI ORCOHECTES 0 PROPIHQVUS PROPINQUUS X X X OSTRACODA D D 'D BRXOZOA X - Presence in one or more samples at one or more stations per collection period D - Abundance of ~$ of total benthos in one or mote samples at one or more stations per collection period b

Collections made at only tMo stations (NMPE>>20-ft [R-1] and NMPE-30-ft [R-1 and R-2])

Identification pending

I h

~t I