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Report No. 6945 BBN Systems <strong>and</strong> Technologies Corporation A. SER RATING COMPARISON, NORTH ALEUTIAN BASIN ' Surface Layer Conditions SNCl I Saismlc B. SER RATING COMPARISON, NORTH ALEUTIAN BASIN Neutral Gradient Conditions SNCl SER(ref) CI SER(area) 220 T 200 t Soismic Anoy Figure 5.5 SER Rating Comparison, North Aleutian Basin. A. Surface Layer Conditions B. Neutral Gradient Conditions.
Report No. 6945 BBN Systems <strong>and</strong> Technologies Corporation TABLE 5.9A STANOARDIZEO NOISE COWTRlWTlOW WEL, North Aleutin Pluning Area, Neutral Gradient Condition Ref. areas used in nodel (W2): Total overall, 149000 ; Cwstal (c), 3600 ; fishing (f), 34400 ; Airports (a), 78 Ref. ~mge, 300 n; wx. Effutivc Rngc; ship, aircraft (h)- 23 0.9 (a - atilrted) Ref. 300 n Mov.Srce.Corr. FLUE. Equiv. Encntr. Exp. SNC Ratings Source (area) Type Sped Oclinnt BU, Hz h x 1/3 OCt,HZ (kts) fnin f u Ls1.d) freq. L.2.d) Tq/Barge (c) mvng H) 100 12500 171 630 162 Area TravTirr Cn,d) Tt/Tr Corr. Tf/Tr Level Leq.dB Prob. Mu. 0.Bnd Mx 113 Pe N U1C1,d)UlCZ 13' ma1.r (c) 20 630 8000 159 4000 153 Trwler (f) mvng 5 40 1000 157 100 147 Trwler (f) mvng 10 40 4000 169 160 158 Orillship fixed 20 800 174 65 167 Drdge CAP.) fixed 50 650 185 160 178 Seismic Array mvng 5 20 160 216 50 210 (300 n) 0. 737-200 (a) mvng 400 100 800 135 125 130 TABLE 5.913 STANOAROIZEO EXPOSURE RATING WEL, North Aleutiur Basin, Neutral Gradient Condi t iona Source Informtion frcl SNC Modd, Ref. Rng. - 300 1 * e - rtiwted valu (c) - ewstal area source SOURCE Ominant BY, Fa1 Fah Tuin 0utdrv.(c) 40 16000 Tuin Wtdrv.(c) 40 16000 . Tuin 0utdrv.(c) 40 16000 Seiuic Array 20 160 Seismic Array 20 160 Seiuic Array 20 160 Ti~g/Ofirge (c) 100 12500 liJg/Barge (c) 100 12500 TwBarge (c) 100 12500 Max 1/3 Qct rs,nz Lr2.d) 500 111 500 111 500 111 50 165 50 165 50 165 630 117 630 117 630 117 NO. SNCl M d) e 5 98 e 5 98 l 5 90 l 1 9 0 e 1 9 0 e 1 9 0 e 2 90 e 2 98 e 2 90 RECEIVER 0s Hearing BU, kHz Spocir N/W2 e Frl Frh Fr Harborseal 0.02 e Harbor Porp. 0.02 (1) l ste1.s.a Lion 0.22 l Harbor Seal 0.02 e Harbor Porp. 0.02 (1) e ttel.Sea Lion 0.22 l Harbor Seal 0.02 e Harbor Porp. 0.02 (1) l Stel.Sea Lion 0.22 EER, dB SER- Ref. Area WC1 l e e 151 134 36 l l l 1TI 160 62 e e e 143 136 30 t e e 177 160 62 l e e 166 171 73 e e e 1R 165 67 e e e 1% 137 39 Note (1): Hearing characteristic for California sea lion used for Steller sea lion.
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BBN Svstems and Technologies Cor~or
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Report No. 6945 BBN Systems and Tec
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H BOWERS BAW I ALEUTIAN ARC 3 STGEC
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A BEAUFORT SEA B U WCH SEA CHOPEaAS
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Report No. 6945 L 1 A. Baird's Beak
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A BEAUFCRT SEA B CHW(CH SEA CHOPEBA
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A BEAUFCRT SEA BWKQIYA DrnTONBAsw E
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A BEAUFORT SEA BCHlKCHSEA CHaeEansr
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on the ice. The single calves remai
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A 0EAUFaAT SEA BCHJKCH 9 A CHaPE BA
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BCmrcCHSEA CHOPEBnsw 0 NORTON 0Am E
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.. A BEWORT SEA B WKCH SEA CH)PEBAS
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l fjG 1 ll.1 16:' 1 GI) 158 15.1 1
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Table 2.8. Characteristics of Under
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FIG. 3.2 NOISE SPECTRA IN SHALLOW W
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Adapted From K.H. Jacob (1986) Cali
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FIG. 3.8 ESTIMATED OVERALL SOUND LE
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FIG. 3. Q UNDERWATER NOISE SPECTRA
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FIG- 3.1 1 STATISTICAL ANALYSIS OF
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FIG- 3-12 STATISTICAL ANALYSIS OF C
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-- Alr Gun Array + Vlbrosels -* Ice
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FIG. 3.14 REPRESENTATIVE SHIPS AND
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BBN Systems and Technologies Corpor
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~ -- -- FIG. 3.1 7 REPRESENTATIVE R
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FIG. 3-18 REPRESENTATIVE CULTURAL S
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FIG. 4.1 CORRECTION TO 300 M REFERE
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Report No. 6945 FIG. C. 1 A BBN Sys
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FIG. D. 1 HUMAN VOCALIZATION AND AU
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FIG. D. 3 ESTIMATED HEARING CHARACT
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