Table 1. — Gear and apparatus used for the collection and processing of data on fish eggs and larvae in the California 



Current region. 



Gear or apparatus 



Figure 



Description, specifications and/or source 



Collecting Plankton 



Hydrographic winch, wire, boom, block 



Overside platform ("bucket") 



Weight 



Plankton nets 



Net rings 



Bridle assembly and lead line 



Cod end 



Adapter-cod end to net 



Flowmeter 

 T.S-Flowmeter 

 (4-blade, 4-dial) 



Inclinometer and telemetering circuitry 

 Cable clamp 



Tow data sheet 



Carboy for formaldehyde 



Plastic syringes w/automatic double valve and cannula 

 Becton, Dickinson (B-D) Yale Luer Lok syringe 



(20- and 50-ml) 

 B-D Automatic Double Valve for 50-ml syringe 

 B-D Cannula for 20-ml syringe 



Inside and outside labels for plankton samples 



Processing Plankton and Data 



T-guide and float to measure plankton volume 



Nylon-mesh draining cone used to measure plankton 

 and drain before sorting 



Plastic cylinder to measure preservative 



Microscope, Research 

 Measuring rule for fish larvae 



Board for calibrating flowmeters 



6, 13 



6 

 6 



7 



2, 3 Described in text. 



4, 5, 12 Described in te.\t. 



4 Use described in text. 



Specifications in figure legend. 



Described in text. 



Specifications available from NMFS, SWFC, La Jolla. 



Specifications in figure legend. 



Specifications in figure legend. 



Described in text. 



Specifications available from NMFS, SWFC, La Jolla. 



7 Specifications in figure legend. 



6, 13, 15, Source of Supply — CM^, Inc., Mountain View, Calif., 

 33, 34 U.S.A., or Tsurunii Precision Instrument Co. (T.S.K.), 



Yokohama, Japan. 



Use described in te.\t. 



Specifications available from NMFS, SWFC, La Jolla. 



Described in text. 



Source of supply — Scripps Institution of Oceanography, 

 Research Support Shop. Available as illustrated or with 

 2 bolts and eyes. When ordering specify cable size 

 for which grooves will be drilled by suppher. 



Specifications in figure legend. 



Described in text. 



Available from scientific supply houses. 



Described in text. 



Available from surgical supply houses. 



3, 8, 9 



12 



10 

 16 



16, 17 



18 



Specifications in text and figure legend. 



Specifications in figure. 



Use described in figure legend. 



Described in text and figure legend. 



Specifications available from NMFS, SWFC, La Jolla. 



Specifications in figure legend. 



Available from scientific supply houses. 

 Described in text. 



33, 34 Specifications in figure legend. 



with drum capacities of at least 30,000 ft 

 (9,000 m), 3/16-in (5 mm) steel wire with a 

 strain capacity of approximately 22,000 lb. 

 (10,000 kg) — Figure 2. Some winches may be 



capable of handling conductor cable for tele- 

 metering data from all depths to which gear may 

 be lowered. The NMFS research vessel, David 

 Starr Jordan, is so equipped, with its standard 



