GULF OF MEXICO 



599 



Page 

 Sea water 



constituents of 143 



density 143 



quantities used in magnesium recovery 158 



salinity 143 



Sea\volf__! 543 



Seals 522 



hair 543 



monk 543 



West Indian 543 



Sears, M 273,275,297 



Seba, Albertus 373 



Secchi disc 139, 140 



sedge 197 



sediment loads 556 



sedimentary provinces 78 



blue mud 81 



Cuba 82 



eastern Gulf 78 



Louisiana shelf 81 



Mexican Basin 82 



Mississippi Delta 80 



Western Gulf 81 



Yucatdn Peninsula 82 



sedimentation 28 



sediments 45, 47, 71 



calcareous 78 



carried by Colorado 76 



carried by other rivers 76 



carried by Rio Grande 76 



clastic 235 



detrital 78 



heavy minerals in 76 



in Mexican Basin 78 



near shore 75 



offshore 77,78 



on continental shelf 76 



source of 75, 76 



spectrographic analysis of 82 



stable minerals in 76 



thickness of 68 



trace elements in 82 



seed oysters, transplantation of 482, 483 



seeps 81 



Seferovich, G. H 487 



Seifriz, W 198 



Seiwell, H. R 145 



Sepioteuthis sepioidea 476 



Serigny, Lemoyne de 18 



Sesarma 451 



Sesuvium porlulacastrum 195, 198 



Setehell, W. A 193, 194 



sewage 



municipal 555, 558 



untreated 555 



sewer system 558 



sewered inhabitants 558 



sewered population, equivalent of 559 



shads, distribution 504 



Shaw, E. W 80 



Paee 



ShearoM, W. H., Jr 482 



shearwater 



Audubon 522 



greater 523 



sooty 522 



shecpshead, distribution 504 



sheepshead minnow . 508 



shelf bottom, equilibrium of 59 



shelf break 59 



shell heaps 3 



shell midden 481 



shell reefs, algal flora on 183 



shellfish areas, closed 565, 566, 567, 568, 570, 573, 574 



shellfish control 558 



evaluation of 558 



procedures 558 



shellfish poisoning 225 



Shepard, F. P 41, 53, 55, 58, 72, 73, 74, 78 



Shigley, C. M 153 



Shisler, K 96 



Shoemaker, W. S 139 



shoreface 59, 61 



shorelines 39 



classification 39, 54 



concordant 39 



definition of 41 



description 43 



discordant 39, 45 



drowned karst 48 



emergent 53 



energy classification of 58 



eustatic 57 



features 



drowned lacustrine plain 54 



embayed drowned valleys 54 



emergent 55 



entrenchment of stream valleys 54 



Eolian sand plain 55 



Ingleside 57 



pocket harbors 55 



Silver Bluff 57 



submerged base of mangrove peat 54 



aubmergent 54 



terraces and notches 56 



shorelines 39 



little modified 62 



modification 59 



simplification of 58 



submergent 53 



terminology of 58 



unmodified 62 



unwarped 58 



shrimp 204, 457 



bacteria associated with 218 



brown 457 



gastration by Thelohania 251 



grooved (Brazilian) 212,457 



growth 458 



host of Nematopsis 248, 249 



infection by Nosetna 25 1 



