Female mate choice and spawning behaviour of Chinook salmon under experimental conditions

After spawning their first nest, female chinock salmon Oncorhynchus tshawytscha paired with small males ( c. 46% of female weight) spent an average of 16·2 h between spawning of successive nests compared with 9·6 h for females paired with large males ( c. 112% of female weight) ( P< 0·05). Neither f... View More