STANDARD METAB ¼ IF WATER TEMP ! 0
ð
Þ AND
À
G SIZE > 1
Á
THEN
82:2 Ã :026 Ã
À
G SIZE
:645
ð
Þ
Á Ã WATER TEMP
1:07
ELSE 0
ð36:14Þ
where conversions are made from milligrams of oxygen per fish-hour to standard
calories per fish-day.
The excretion rate is a function of the amount of energy not assimilated and the
fish size. The assimilation level depends in a complex way on the ratio of the
desired to actual ingestion (Fig. 36.6).
EXCRETION RATE ¼ IF G SIZE > 0 THEN 1 À ASSIMILATION Ã K1
ð
Þ
à K2 à INGESTION ELSE 0
ð36:15Þ
Fig. 36.5
316
36 The Grass Carp
ð
Þ AND
À
G SIZE > 1
Á
THEN
82:2 Ã :026 Ã
À
G SIZE
:645
ð
Þ
Á Ã WATER TEMP
1:07
ELSE 0
ð36:14Þ
where conversions are made from milligrams of oxygen per fish-hour to standard
calories per fish-day.
The excretion rate is a function of the amount of energy not assimilated and the
fish size. The assimilation level depends in a complex way on the ratio of the
desired to actual ingestion (Fig. 36.6).
EXCRETION RATE ¼ IF G SIZE > 0 THEN 1 À ASSIMILATION Ã K1
ð
Þ
à K2 à INGESTION ELSE 0
ð36:15Þ
Fig. 36.5
316
36 The Grass Carp