Z
Zoogeography:
barriers:
East Pacific, 803
land, 803
Wyville Thompson Ridge, 810, 849
faunal areas, 273, 799–810
Zooplankton (see also Plankton), 812–823
adaptations, 821–823
collection and analysis, 378–382
neritic and oceanic, 820–821
permanent, 816–819
production, 934–936
relation to physical-chemical environment, 823
relation to phytoplankton, 898–904
temporary, 814–815
Zostera (see Eel grass)