Aquatic Sciences and Fisheries Thesaurus

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  2. U: 106 terms
  1. UDN USE Ulcerative dermal necrosis
  2. Ulcer disease USE Vibrio anguillarum
  3. Ulcerative dermal necrosis
  4. ultraestructura EQ Ultrastructure
  5. Ultramafic rocks
  6. Ultrasonic devices
  7. Ultrasonic equipment USE Ultrasonic devices
  8. Ultrasonic testing USE Nondestructive testing
  9. Ultrasonic tracking USE Tracking
  10. Ultrasonic transducers
  11. Ultrasonics
  12. Ultrastructure
  13. Ultraviolet radiation
  14. Ultraviolet sterilization
  15. Umbilicals
  16. Uncontrolled spawning USE Wild spawning
  17. Unconventional resources
  18. Under keel clearance USE Keel clearance
  19. Under-ice environment USE Epontic environment
  20. Under-ice organisms USE Epontic organisms
  21. Undercurrents
  22. Underdeveloped countries USE Developing countries
  23. Underfishing
  24. Underground water USE Ground water
  25. Underkeel clearance USE Keel clearance
  26. Undersea warfare
  27. Undertow
  28. Underutilized species
  29. Underwater acoustics USE Acoustics
  30. Underwater ambient noise USE Ambient noise
  31. Underwater biotelemetry USE Biotelemetry
  32. Underwater cameras
  33. Underwater connectors USE Connectors
  34. Underwater engineering USE Offshore engineering
  35. Underwater equipment
  36. Underwater erosion USE Bottom erosion
  37. Underwater escarpments USE Submarine scarps
  38. Underwater excavation USE Excavation underwater
  39. Underwater exploitation
  40. Underwater exploration
  41. Underwater explosions
  42. Underwater habitats
  43. Underwater ice profiles USE Ice canopy
  44. Underwater inspection
  45. Underwater light sources USE Light sources
  46. Underwater medicine
  47. Underwater navigation USE Navigation underwater
  48. Underwater noise
  49. Underwater object location
  50. Underwater photographs
  51. Underwater photography
  52. Underwater propulsion
  53. Underwater propulsion systems USE Underwater propulsion
  54. Underwater research vessels USE Underwater vehicles
  55. Underwater shelters USE Shelters
  56. Underwater sound transmission USE Sound waves
  57. Underwater structures
  58. Underwater surveying USE Surveying underwater
  59. Underwater television
  60. Underwater tools USE Diving tools
  61. Underwater topography USE Bottom topography
  62. Underwater tracking systems USE Acoustic tracking systems
  63. Underwater vehicles
  64. Underwater viewing USE Viewing underwater
  65. Underwater visibility USE Visibility underwater
  66. Underwater wellheads USE Wellheads
  67. Underwater work USE Working underwater
  68. Undulators
  69. Unidirectional flow
  70. Unit stocks
  71. Universities USE Education establishments
  72. Unloading USE Fish handling
  73. Unmanned submersibles USE Unmanned vehicles
  74. Unmanned vehicles
  75. Unsaturated hydrocarbons
  76. Unsteady flow
  77. Unsteady state
  78. Untethered vehicles
  79. Uplift
  80. Upper atmosphere
  81. Upper layers (lakes) USE Epilimnion
  82. Upper layers (ocean) USE Upper ocean
  83. Upper mantle
  84. Upper ocean
  85. Upper tertiary USE Neogene
  86. Upstream migrations USE Anadromous migrations
  87. Uptake
  88. Upward irradiance
  89. Upward long wave radiation
  90. Upwelling
  91. Uranium
  92. Uranium compounds
  93. Uranium isotopes
  94. Uranium-234/uranium-238 ratio
  95. Uranium-helium dating
  96. Urban development USE Urbanization
  97. Urban runoff
  98. Urbanization
  99. Urea
  100. Urinary system
  101. Urine
  102. Usage USE Utilization
  103. Use of water USE Water use
  104. User participation
  105. usinas EQ Power plants
  106. Utilization