A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_URI::$config is deprecated

Filename: core/URI.php

Line Number: 101

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Router::$uri is deprecated

Filename: core/Router.php

Line Number: 127

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$benchmark is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$hooks is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$config is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$log is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$utf8 is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$uri is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$exceptions is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$router is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$output is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$security is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$input is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$lang is deprecated

Filename: core/Controller.php

Line Number: 75

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$load is deprecated

Filename: core/Controller.php

Line Number: 78

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$db is deprecated

Filename: core/Loader.php

Line Number: 390

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_DB_mysqli_driver::$failover is deprecated

Filename: database/DB_driver.php

Line Number: 371

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 132

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::close() should either be compatible with SessionHandlerInterface::close(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 290

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 164

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 233

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 313

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 354

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 284

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_cookie_params(): Session cookie parameters cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 291

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 306

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 316

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 317

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 318

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 319

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 377

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: ini_set(): Session ini settings cannot be changed after headers have already been sent

Filename: drivers/Session_files_driver.php

Line Number: 108

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_set_save_handler(): Session save handler cannot be changed after headers have already been sent

Filename: Session/Session.php

Line Number: 110

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Session cannot be started after headers have already been sent

Filename: Session/Session.php

Line Number: 143

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$session is deprecated

Filename: core/Loader.php

Line Number: 1279

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$cart is deprecated

Filename: core/Loader.php

Line Number: 1279

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 6
Function: __construct

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$ajax_pagination is deprecated

Filename: core/Loader.php

Line Number: 1279

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 10
Function: library

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$catalogue_model is deprecated

Filename: core/Loader.php

Line Number: 353

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 11
Function: model

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property Catalogue::$perPage is deprecated

Filename: controllers/Catalogue.php

Line Number: 12

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 12
Function: _error_handler

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$benchmark is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$hooks is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$config is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$log is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$utf8 is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$uri is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$exceptions is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$router is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$output is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$security is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$input is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$lang is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$load is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$db is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$session is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$cart is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$ajax_pagination is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$catalogue_model is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: Creation of dynamic property CI_Loader::$perPage is deprecated

Filename: core/Loader.php

Line Number: 925

Backtrace:

File: /home/nphindia/public_html/dev.nphindia.com/application/controllers/Catalogue.php
Line: 189
Function: view

File: /home/nphindia/public_html/dev.nphindia.com/index.php
Line: 315
Function: require_once

Physiology of Finfish & Shellfish: Fundamentals

Physiology of Finfish & Shellfish: Fundamentals

by Karthik, N et al
 

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  • Year: 2026
  • Paperback/Hardbound: Hardbound
  • ISBN: 9789356513242
  • Language: English
 
 

UNIT - I 
1. INTRODUCTION AND HISTORY OF PHYSIOLOGY 
2. WATER: THE BIOLOGICAL MEDIUM AND ITS ECOLOGICAL SIGNIFICANCE 
2.1. Origin of Life in Aquatic Medium
2.2. General Properties of Water 
2.3. Physical, Chemical and Biological Factors/Properties of Water
2.4. The Hydrological Cycle
2.5. Significance of Water in Living Systems 
3. GAS EXCHANGE 
3.1. Overview of Gas Exchange 
3.2. Respiration in Aquatic Animals 
3.3. Respiration in Teleost and Elasmobranch 
3.4. Accessory Respiratory Organs in Finfish
3.5. Influence of environmental factors on oxygen consumption in fish 
3.6. Respiration in Shellfishes : Overview 
3.7. Respiratory organs and ventilation in crustaceans 
3.8. Respiratory organs and ventilation in molluscs 
3.9. Physiology of gas exchange in fish 
4. MUSCLE PHYSIOLOGY.
4.1. Structure of Various Muscles 
4.2. Fish: Muscle Physiology 
4.3. Muscle types in shellfish : Overview 
4.4. Molluscan Catch Muscle 
4.5. Crustacean Muscle: Physiology
4.6. Interesting Facts of Fish Muscular System .
UNIT - II 
5. CIRCULATION 
5.1. Circulatory Physiology in Animals 
5.2. Circulatory Physiology in Primitive Vertebrates
5.3. Circulatory Physiology of Teleost & Elasmobranch 
5.4. Blood and Circulation in Fishes 
5.5. Physiology of circulation in crustaceans 
5.6. Physiology of circulation in molluscs
6. PHYSIOLOGY OF EXCRETION 
6.1 Overview of Excretory Physiology in Fishes 
6.2. Anatomy of the kidney of fishes 
6.3. Significance of Kidney in Fishes 
6.4. Excretory stratagies in fish 
6.5. Excretory Physiology of Crustaceans
6.6. Excretory Physiology of Molluscs 
7. OSMOREGULATION 
7.1. Osmoregulatory strategies in fishes 
7.2. Osmoregulation in Crustaceans 
7.3. Osmoregulation in Molluscs 
8. SENSE ORGANS
8.1. Sense Organs in FinFishes 
8.2. Sensory Organs in Crustaceans 
8.3. Sensory Organs in Molluscs 
UNIT - III
9. DIGESTIVE FISH PHYSIOLOGY 
9.1. Overview of Digestive Fish Physiology 
9.2. Digestive Fluids and Enzymes in Fishes
9.3. Digestion and Absorption in Fishes
9.4. Digestive Physiology of Shellfish 
9.5. Digestive Enzymes and Regulation in Shellfish 
10. ENERGY AND NUTRIENT STATUS OF AQUATIC ORGANISMS:
METABOLIC PATHWAYS, NITROGEN BALANCE, AND UTILIZATION 
10.1. Energy and Nutrient Status of Food 
10.2. Nitrogen Balance – Ammonia Production
10.3. Metabolism 
10.4. Energy Utilization 
UNIT - IV 
11. REPRODUCTIVE PHYSIOLOGY
11.1. Overview of Reproductive Physiology
11.2. Reproductive Strategies in Fish 
11.3. Oogenisis and Oocyte Development in Fishes
11.4. Spermatogenisis in Fishes
11.5. Endocrine Regulation of Reproduction
11.6. Reproductive physiology of crustaceans
11.7. Endocrine and Neuroendocrine Regulation of Reproduction and Growth in Crustaceans 
12. ENDOCRINE GLANDS 
12.1. Endocrine System of Teleosts 
12.2. Endocrine System of Dipnoi and Elasmobranchs & Agnathas
12.3. Endocrine System of Crustaceans
12.4. Endocrine System of Molluscs 
UNIT - V 
13. STRESS PHYSIOLOGY 
13.1. Definition: Stress 
13.2. Stress related physiological changes 
13.3. Types/classification of stressors 
13.4. Stress and defense mechanism 
14. EFFECT OF ENVIRONMENTAL FACTORS ON THE PHYSIOLOGY OF FINFISH AND SHELLFISH
14.1. Temperature 
14.2. Oxygen Availability (Dissolved Oxygen – DO) 
14.3. Salinity 
14.4. pH and Water Chemistry 
14.5. Light (Photoperiod and Intensity) 
11.6. Additional Environmental Factors Affecting Physiology of Finfish and Shellfish 
11.7 Conclusion