﻿STATISTICAL 
  SURVEY 
  PROCEDURE 
  

  

  Fish 
  Sticks 
  and 
  P 
  ort 
  io 
  n 
  s 
  --Quarterly 
  information 
  is 
  collected 
  and 
  published 
  on 
  the 
  pro- 
  

   duction 
  and 
  value 
  of 
  breaded, 
  cooked 
  and 
  raw 
  fish 
  sticks, 
  breaded, 
  cooked 
  and 
  raw 
  fish 
  portions, 
  

   and 
  unbreaded 
  fish 
  portions 
  . 
  The 
  data 
  are 
  released 
  in 
  the 
  Service's 
  Current 
  Fishery 
  Statistics 
  series 
  

   of 
  bulletins 
  . 
  

  

  Cold-Storaqe 
  Holdings 
  of 
  F 
  i 
  s 
  h 
  --Information 
  on 
  the 
  monthly 
  freezings 
  and 
  holdings 
  

   of 
  fishery 
  products 
  is 
  obtained 
  from 
  cold 
  storage 
  warehouses 
  by 
  mail 
  and 
  by 
  NMFS 
  employees. 
  

   Data 
  are 
  also 
  obtained 
  on 
  the 
  holdings 
  of 
  certain 
  cured 
  fish. 
  Bulletins 
  showing 
  these 
  statistics 
  

   are 
  issued 
  monthly 
  and 
  annually. 
  

  

  Detailed 
  cold-storage 
  statistics 
  also 
  are 
  published 
  in 
  the 
  Statistical 
  Digest. 
  Information 
  

   regarding 
  cold-storage 
  holdings 
  of 
  fishery 
  products 
  has 
  been 
  published 
  since 
  1917, 
  while 
  data 
  on 
  

   the 
  quantity 
  of 
  fish 
  frozen 
  have 
  been 
  released 
  for 
  the 
  years 
  from 
  1920 
  to 
  1925, 
  inclusive, 
  and 
  

   continuously 
  since 
  1928. 
  

  

  Foreign 
  Fishery 
  Trade 
  — 
  Statistics 
  on 
  foreign 
  trade 
  are 
  obtained 
  from 
  compilations 
  

   made 
  by 
  the 
  Bureau 
  of 
  the 
  Census, 
  Department 
  of 
  Commerce. 
  Statistics 
  on 
  all 
  known 
  imported 
  or 
  

   exported 
  fishery 
  products 
  have 
  been 
  assembled 
  and 
  published 
  annually 
  since 
  1926 
  in 
  the 
  Digest. 
  

   For 
  earlier 
  years, 
  figures 
  are 
  available 
  in 
  the 
  reports 
  of 
  the 
  Bureau 
  of 
  the 
  Census, 
  Bureau 
  of 
  For- 
  

   eign 
  and 
  Domestic 
  Commerce, 
  the 
  Bureau 
  of 
  Statistics, 
  the 
  Department 
  of 
  Commerce 
  and 
  Labor, 
  

   or 
  the 
  Treasury 
  Department. 
  

  

  PRACTICES 
  AND 
  TERMS 
  

  

  Certain 
  practices 
  and 
  terms 
  used 
  in 
  this 
  report 
  are 
  explained 
  below. 
  

  

  Operating 
  U 
  nit 
  s 
  - 
  -Operating 
  units 
  include 
  persons 
  employed 
  in 
  the 
  fisheries, 
  and 
  craft 
  

   and 
  gear 
  engaged 
  in 
  the 
  fisheries. 
  

  

  Vessel 
  - 
  -A 
  craft 
  having 
  a 
  capacity 
  of 
  5 
  net 
  tons 
  or 
  over. 
  

  

  Boat 
  - 
  -A 
  craft 
  having 
  a 
  capacity 
  of 
  less 
  than 
  5 
  net 
  tons 
  . 
  

  

  Days 
  Ab 
  s 
  e 
  nt 
  - 
  -In 
  computing 
  "days 
  absent" 
  for 
  vessels 
  landing 
  fares 
  at 
  certain 
  Massa- 
  

   chusetts 
  ports, 
  the 
  day 
  of 
  arrival, 
  but 
  not 
  the 
  day 
  of 
  departure, 
  is 
  included; 
  thus, 
  a 
  vessel 
  leav- 
  

   ing 
  port 
  on 
  the 
  8th 
  of 
  the 
  month 
  and 
  returning 
  on 
  the 
  15th 
  of 
  the 
  month 
  will 
  be 
  credited 
  with 
  7 
  

   days 
  absence. 
  Prior 
  to 
  1944, 
  "days 
  absent" 
  included 
  both 
  the 
  day 
  of 
  departure 
  and 
  the 
  day 
  of 
  

   arrival 
  . 
  

  

  Days 
  Fished 
  — 
  In 
  computing 
  "days 
  fished" 
  for 
  fishing 
  craft 
  landing 
  shrimp 
  at 
  Gulf 
  of 
  Mex- 
  

   ico 
  ports, 
  the 
  total 
  number 
  of 
  hours 
  spent 
  in 
  fishing 
  effort 
  has 
  been 
  divided 
  by 
  24. 
  

  

  Fish 
  — 
  The 
  term 
  "fish" 
  as 
  used 
  in 
  this 
  report 
  includes 
  all 
  species 
  belonging 
  to 
  the 
  class 
  

   Pisces 
  . 
  

  

  Shell 
  fish, 
  et 
  al 
  . 
  — 
  A 
  shellfish 
  is 
  an 
  aquatic 
  invertebrate 
  animal 
  having 
  a 
  shell, 
  such 
  as 
  

   a 
  mollusk 
  or 
  crustacean. 
  However, 
  in 
  order 
  to 
  reduce 
  the 
  classifications 
  appearing 
  in 
  the 
  catch 
  

   tables, 
  all 
  items 
  not 
  properly 
  listed 
  as 
  "Fish" 
  or 
  "Whale 
  Products" 
  have 
  been 
  included 
  under 
  

   "Shellfish, 
  etal." 
  Accordingly, 
  turtles 
  , 
  frogs 
  , 
  sponges, 
  seaweed, 
  and 
  worms 
  are 
  included 
  under 
  

   this 
  classification. 
  

  

  