The Plankton of the SeaAmerican Elsevier Publishing Company, 1966 - 426 pagine |
Dall'interno del libro
Risultati 1-3 di 88
Pagina 20
... fish , a class to which most of our food fishes belong . Nearly all of these have eggs that float in the plankton , and in their very early stages after hatching they also drift about helplessly as members of the same community . A fish ...
... fish , a class to which most of our food fishes belong . Nearly all of these have eggs that float in the plankton , and in their very early stages after hatching they also drift about helplessly as members of the same community . A fish ...
Pagina 160
... fish and more rarely adult fish themselves . A second stage is represented by fish like the herring and myctophids , some of the medium - sized plankton forms such as the euphausid shrimps , the arrow worms , and small jelly - fish ...
... fish and more rarely adult fish themselves . A second stage is represented by fish like the herring and myctophids , some of the medium - sized plankton forms such as the euphausid shrimps , the arrow worms , and small jelly - fish ...
Pagina 161
... fish , crustaceans , and cuttle - fish , as well as starfish , sea - urchins , and some of the molluscs belonging to a group called the ' gastropods ' . As between cold and warmer seas it is probable that , on the whole , the food ...
... fish , crustaceans , and cuttle - fish , as well as starfish , sea - urchins , and some of the molluscs belonging to a group called the ' gastropods ' . As between cold and warmer seas it is probable that , on the whole , the food ...
Sommario
PREFACE page | 13 |
INTRODUCTION | 17 |
THE FIELDS of the Sea | 43 |
Copyright | |
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adult Algae algal amphipod Antapical Antarctic Appendicularia Arctic arrow worm auxospore Biddulphia biol Biological body bottom Calanus Calanus finmarchicus called carbon cells Ceratium Chaetoceros Chaetognatha ciliated Cleve coast coastal copepods Coscinodiscus Crustacea deep water depth diameter diatoms distribution Dorsal eggs Ehbg elegans euphausid Expedition female Figure fish Fisheries flagellated floating G. O. Sars genera genus gonozooid growth Grun hauled Hensen individuals jelly-fish Laboratory larva latitudes latter layer light living lower marine medusa mentioned mouth Mysidae neritic North Atlantic North Sea Norwegian Sea number of species nutrients occur oceanic organic matter oxygen parasite pelagic peridinians Peridinium photophores photosynthesis phyto phytoplankton plankton plankton organisms plants Plate polyp population produced Rhizosolenia round Sagitta samples Sars sea water seasonal segments shell shrimps spores stage standing crop stations Steemann Nielsen surface water swimming temperature thoracic Thysanoessa tion tropical tube Uropod Ventral vertical warmer zone zooplankton