I= BIOLOGY AND REPRODUCTIVE BIOLOGY OF OYSTERS OF GENERA CRASSOSTREA AND SACCOSTREA FROM KARACHI COAST
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Title of Thesis
BIOLOGY AND REPRODUCTIVE BIOLOGY OF OYSTERS OF GENERA CRASSOSTREA AND SACCOSTREA FROM KARACHI COAST

Author(s)
Muhammad Asif
Institute/University/Department Details
University Of Karachi
Session
1975
Subject
Marine Biology
Number of Pages
303
Keywords (Extracted from title, table of contents and abstract of thesis)
oysters, crassostrea, saccostrea, karachi coast, genus crassostrea sacco, crassostrea rivularis (gould), saccostrea glomerata (gould), saccostrea cuccullata (born)

Abstract

Download Full Thesis
3860.23 KB
S. No. Chapter Title of the Chapters Page Size (KB)
1 0 Contents
215.46 KB
2 1 General Introduction 1
60.74 KB
3 2 General Material And Method 5
110.64 KB
4 3 General Hydrographic And Ecological Considerationof The Area Of Study
207.94 KB
  6.1 Menora Channel 17
  6.2 Korangi Creek 19
  6.3 Gadani Beach 20
  6.4 Sonari 21
5 4 Systematic Of Three Species Of Oysters From Karachi Coast
198.07 KB
  7.1 Genus Crassostrea Sacco 23
  7.2 Crassostrea Rivularis (Gould) 24
  7.3 Saccostrea Glomerata (Gould) 31
  7.4 Saccostrea Cuccullata (Born) 33
  7.5 Summary 36
6 5 VARIATIONS IN ALLOMETRIC GROWTH IN THE SHELLS OF OXTRERS FROM KARACHI .
228.39 KB
  8.1 Introduction 37
  8.2 Material And Method 38
  8.3 Results 41
  8.4 Discussion 50
  8.5 Summary 54
7 6 Comparative Study And Histology Of Gonad And Metogenesis Of Crassostrea Rivularis (Gould). Accostrea Glomerata (Gould) And S . Cuccullata (Born)
528.89 KB
  9.1 Introduction 56
  9.2 Maxphology Of Gonad Of C. Rivularis A nd Comparision With S . Glomerata And S . Cuccullata . 58
  9.3 Comparision Of Gonadal Thickness In The Three Species
  9.4 Histology Of Gonad 64
  9.5 Gametogenosis 71
  9.6 Comparision Of Changes In The Area Of Cytoplasm And Nucleus During Gametogenesis
  9.7 Discussion 87
  9.8 Summary 93
8 7 Gondal Changes And Reproductive Cycle In The Mud Oyster, C. Rivularis (Gould)
1120.69 KB
  (A) Introduction 100
  (B) Material And Method 102
  (C) Reproductive Indices Used In Live Gamete Study. 104
  (D) Reproductive Indices Used In Histological Study 105
  (E) Live Gamete Studies. 123
  (F) Results Of Histological Studies Of Third Size Group 127
  (G) Gonadal Changes Of 2 nd Size Group. 136
  (H) Gonadal Changes Of 1st Size Group 141
  (I) Gonadal Changes Of The Whole Population 147
  (J) Gonadal Changes Of Male And Female Population 147
  (K) Re-Productive Cycle In Relation To Sea Temperatures. 148
  (L) Discussion 151
  (M) Summary 162
9 8 Reproductive Cycle And Gonadal Changes In The Rock Oyster, S . Glomerata (Gould)
451.81 KB
  (A) Introduction 177
  (B) Material And Method 179
  (C) Live Gamete Studies 179
  (D) Results Of Histological Studies Of Third Size Group 182
  (E) Gonadal Changes Of 2 nd Size Group 186
  (F) Gonadal Changes Of 1st Size Group 188
  (G) Gonadal Changes Of The Whole Population. 190
  (H) Gonadal Changes Of Male And Female Population 190
  (I) Gonadal Changes In Relation To Sea Temperature 192
  (J) Discussion 193
  (K) Summary 198
10 9 Reproductive Cycle And Gonadal Changes In The Rock Oyster, S . Cuccullata . (Born)
379.05 KB
  (A) Introduction 214
  (B) Material And Method. 215
  (C) Live Gamete Studies 215
  (D) Results Of Histological Studies Of Third Size Group 217
  (E) Gonadal Changes Of 2 nd Size Group 222
  (F) Gonadal Changes Of 1st Size Group 224
  (G) Gonadal Changes Of The Whole Population. 225
  (H) Gonadal Changes Of Male And Female Population 225
  (I) Gonadal Changes In Relation To Sea Temperature 227
  (J) Discussion 228
  (K) Summary 231
11 10 Sex Ratio And Hrmaphroditsm In Oysters From Karachi Coast
310.49 KB
  (A) Introduction 246
  (B) Material And Method 247
  (C) Hermaphroditsm 247
  (D) Seasonal Changes In Sex Ratio 252
  (E) Sex Ration In Relation To Body Size 254
  (F) Discussion 257
  (G) Summary 261
12 11 Some Observations On Inter-Specific Fertilization In The Three Species Oysters From Karachi Coast
171.58 KB
  (A) Introduction 266
  (B) Material And Method 267
  (C) Observation 268
  (D) Discussion 273
  (E) Summary 276
13 12 References Cited 278
220.61 KB
14 13 Acknowledgement 302
16.34 KB
15 14 Bio-Data 303
17.91 KB