604 REPORT OF COMMISSIONER OF FISH AND FISHERIES. 



I'LANKTONIC STUDIES— Continued. 



Pago. 

 Summary of the Plaiiktonic organisms — 

 Continued. 



Protophytes of*the Plankton—Cont'd. 



Biatomore 587 



Xiinthclle:« 587-588 



Uictyoclie* 588-589 



Peridinere 589 



Metaphytes of the Plankton 589-591 



Hal()spli<x'rea5 5C0 



OscillatorifE 590 



SargassciB 590-591 



Protozoa of the Plankton 591-594 



Infusoria 591-592 



Thalamophora (Poraminifera) 592 



Radiolaria 593-594 



Coelonterates of the Plankton 594-597 



Cnidaria 594 



MeduScT 595-596 



Siphono])hores 596-597 



Cteiiophores 597 



Hehniiitlis of the Plankton 597-598 



Cha^tognatheai 598 



Molluska of thel'lankton 598-509 



Pteropods and Heteropods 598-599 



Cephalopoda 599 



Echinoderms of the Plankton 599-600 



Articulates of the Plankton 600-604 



Annelids 600 



Crustacea 600 



Copopoda 601-602 



Ostracoda 602-603 



S<!hizopoda 603 



Insccta 003-604 



Tiinicatos of the Plankton 604-605 



Ycrlcbratos of the Plankton 605-606 



ri.sh Eggs .' 606 



Pagp. 



Gompesition of the riaiiHon 607-628 



Polyiiiixic and Monotonic Plankton ... 608-612 



Monotonic Protophytic-Plaiikton 609 



Monotonic Metaphytic-Plankton 600 



Monotonic Protozoio-Plankton 610 



Polycyttaria-Plank ton 610 



Acantharia-Plankton CIO 



PhajodariaPlankton 610 



Monotonic Cnidaria-Plankton 610-611 



Monotonic Sagittidw-Plankton 611 



Monotonic Pteropoda-Plankton 611 



Monotonic Crustacea-Plankton 612 



Monotonic TunicataPlankton 612 



Monotonic Fish-Plankton 612 



Temporal Planktonic Differences 613-616 



Yearly Oscillations 614 



Monthly Oscillations 615 



Daily Oscillations 615 



Hourly Oscillations 616 



Climatic Planktonic Differences 616-621 



Currentic Planktonic Differences 621-628 



Halicurrents or Ocean Streams 622-623 



Bathycurrents or Deep Streams 624-625 



Nerocurrents or Coast Streams 625-626 



Zoocurrenta or Planktonic Streams.. 626-628 



Method)! of Planktology 628-639 



Distribution of the Plankton 629-630 



Oceanic Poi)ulation— Statistics 631 



Counting of Individuals 632 



What is an Organic Individual 632-633' 



Economic Yield of the Ocean 633-634 



Volume and Weiglit of the Plankton. . 634 



Cycle of Matter in the Ocean (Staff- 



wechsel des Meeres) 635-636 



Comparative and Exact Methods 636 638 



Planktological Problems 638 039 



Literature 040-641 



