That is correct.
God told Noah to replenish the earth.
Genesis 9:1
There had been many, there had been plenty of humans, but after the flood, there were fe
For it to be filled again, Noah and his family would have to replentify it
Likewise in Genesis 1:28
God's Word Tells Adam and Noah to fill the earth. Replenish is a English word that has changed meaning over the years. Thats why most modern translations (Incl the New KJV) use the word "fill' rather than 'replenish.
(The gap theory is not possible in Hebrew...verse 2 is a continuation of verse 1)
New International Version
Then God blessed Noah and his sons, saying to them, "Be fruitful and increase in number and fill the earth.
New Living Translation
Then God blessed Noah and his sons and told them, "Be fruitful and multiply. Fill the earth.
English Standard Version
And God blessed Noah and his sons and said to them, “Be fruitful and multiply and fill the earth.
New American Standard Bible
And God blessed Noah and his sons and said to them, "Be fruitful and multiply, and fill the earth.
King James Bible
And God blessed Noah and his sons, and said unto them, Be fruitful, and multiply, and replenish the earth.
Holman Christian Standard Bible
God blessed Noah and his sons and said to them, "Be fruitful and multiply and fill the earth.
International Standard Version
God blessed Noah and his sons and ordered them, "Be productive, multiply, and fill the earth.
NET Bible
Then God blessed Noah and his sons and said to them, "Be fruitful and multiply and fill the earth.
GOD'S WORD® Translation
God blessed Noah and his sons and said to them, "Be fertile, increase in number, and fill the earth.
Jubilee Bible 2000
And God blessed Noah and his sons and said unto them, Be fruitful and multiply and fill the earth.
King James 2000 Bible
And God blessed Noah and his sons, and said unto them, Be fruitful, and multiply, and fill the earth.