﻿XXVIII 
  

  

  RECORD 
  OF 
  SHAD 
  HATCHING 
  OPERATIONS 
  condveted 
  at 
  Salmon 
  Creek, 
  

  

  States 
  and 
  Maryland 
  Commission*, 
  

  

  Date. 
  

  

  Temperature 
  op 
  

  

  •^ 
  cc 
  W 
  

  

  Har. 
  28 
  

   " 
  29' 
  

   " 
  30 
  

   " 
  31 
  

  

  April 
  1 
  

   " 
  2 
  

   " 
  3 
  

   " 
  4 
  

   " 
  5 
  

   " 
  6 
  

  

  9 
  

   10 
  

   11 
  

   12 
  

   13 
  

   14 
  

   15 
  

   16 
  

   17 
  

   18 
  

   19 
  

   20 
  

   21 
  

   22 
  

   23 
  

   24 
  

   25 
  

   26 
  

   27 
  

  

  12 
  M. 
  

  

  69 
  I 
  

   69 
  i 
  

   60 
  I 
  

   75 
  

   62 
  I 
  

   174 
  

   165 
  

   '53 
  ' 
  

   63 
  

  

  156 
  1 
  

   64 
  

   '62 
  

   67 
  

   64 
  

  

  68 
  61 
  58 
  68 
  

   54 
  59 
  58 
  77 
  

  

  69 
  62^ 
  59 
  79 
  

  

  64 
  63 
  61 
  68 
  

   60^65 
  63 
  ()6i 
  

   56 
  64 
  61 
  56 
  

   56 
  59 
  56 
  64 
  

   51 
  61 
  58 
  55 
  

   58 
  63 
  59 
  72 
  

   60 
  01 
  00^ 
  78 
  

  

  69 
  64 
  63i 
  78 
  

  

  65 
  65 
  62i 
  77 
  

  

  70 
  m 
  62 
  79 
  

   172 
  66 
  l62i 
  76 
  

  

  64 
  66 
  J65 
  i78 
  

   64 
  65 
  64i 
  80 
  

   l67 
  |67 
  '65 
  l85 
  

  

  60 
  I 
  

   60 
  

   60 
  

   62 
  

   63 
  

   61 
  

   61 
  

   60 
  

   58 
  

   57i 
  

   58^ 
  

   61 
  

   61 
  

   60 
  

   64 
  

   63 
  

   64 
  

   66 
  

   66 
  

   60i 
  

   60i 
  

   '63 
  

   64 
  

   64 
  

   71 
  

   71 
  

   70 
  

   67 
  

   67 
  

   71 
  

   76 
  

  

  ■«1 
  CO 
  m 
  

  

  7 
  P. 
  M. 
  

  

  58 
  

   57 
  

   57 
  

  

  57 
  

  

  58i 
  

   58* 
  

  

  WIND. 
  

  

  7 
  A. 
  M. 
  

  

  58 
  

  

  58 
  1 
  65 
  

   60 
  64 
  

   60 
  i66 
  

   63i 
  60+ 
  

   62^1 
  '0* 
  

   60i 
  53 
  

  

  59 
  ,53 
  

  

  60 
  l55 
  

   60 
  1 
  61 
  

   63 
  165 
  

   60+' 
  68 
  

   62+175 
  

   66 
  75 
  

   66 
  !... 
  

   65 
  64 
  

   65+ 
  . 
  . 
  . 
  

   65+ 
  77 
  

   68 
  68 
  

   68+60 
  

   67+ 
  66 
  

   70 
  

  

  63 
  58 
  

   61 
  59 
  

  

  64 
  163 
  

   65+ 
  63 
  

   G5+ 
  62 
  

   59 
  59+ 
  

  

  63 
  58 
  

  

  64 
  60+ 
  

  

  66 
  60 
  

   64 
  61+ 
  

   70 
  61 
  

   73 
  63 
  

  

  67 
  65 
  

  

  W. 
  

   W.S.W. 
  

   W.S.W. 
  

  

  N.E.E. 
  

  

  N.E. 
  

  

  N.N.W. 
  

  

  N.W. 
  

  

  13 
  M. 
  

  

  S.W. 
  

  

  N.E. 
  

  

  N.E. 
  

  

  S.W. 
  

  

  N.W. 
  

  

  N.E.E. 
  

  

  E.N.E. 
  

  

  N.E. 
  

   N.N.W. 
  

  

  N.W. 
  

  

  W. 
  

   E.N.E. 
  

  

  S.EE. 
  

  

  N.E. 
  

   W. 
  

  

  ' 
  'e.* 
  

  

  N.N.W. 
  Strong. 
  

   N.W. 
  

  

  67 
  64+1 
  

  

  70 
  68 
  

   70+ 
  67+ 
  

   69 
  69 
  

   72 
  70 
  

  

  Calm. 
  

   Liglit. 
  

   Light. 
  

   Light. 
  

   Calm. 
  

  

  Calm. 
  

   Calm. 
  

   Calm. 
  

  

  Calm. 
  

   Brisk. 
  

   Brisk. 
  

   Brisk. 
  

   Light. 
  

  

  Slight. 
  

  

  Calm. 
  

  

  Calm. 
  

  

  