The difference between Crew and Member

When used as nouns, crew means any company of people, whereas member means one who officially belongs to a group.

When used as verbs, crew means to be a member of a vessel's crew, whereas member means to remember.

check bellow for the other definitions of Crew and Member

Crew as a noun (obsolete):

A group of people together Any company of people; an assemblage; a throng. A group of people (often staff) manning and operating a large facility or piece of equipment such as a factory, ship, boat, airplane, or spacecraft. A group of people working together on a task. The group of workers on a dramatic production who are not part of the cast. A close group of friends. A set of individuals lumped together by the speaker. A group of Rovers. A hip-hop group A rowing team manning a single shell.

Examples:

"If you need help, please contact a member of the crew."

"The crews of the two ships got into a fight."

"The crews competed to cut the most timber."

"There are a lot of carpenters in the crew!"

"The crews for different movies would all come down to the bar at night."

"I'd look out for that whole crew down at Jack's."
Crew as a noun (plural: crew):

A person in a crew A member of the crew of a vessel or plant. A worker on a dramatic production who is not part of the cast. A member of a ship's company who is not an officer.

Examples:

"One crew died in the accident."

"There were three actors and six crew on the set."

"The officers and crew assembled on the deck."

"There are quarters for three officers and five crew."
Crew as a noun (sports, rowing, US, uncountable):

The sport of competitive rowing.

Crew as a verb (transitive, _, and, _, intransitive):

To be a member of a vessel's crew

Examples:

"We crewed together on a fishing boat last year."

"The ship was crewed by fifty sailors."
Crew as a verb:

To be a member of a work or production crew

Examples:

"The film was crewed and directed by students."
Crew as a verb:

To supply workers or sailors for a crew
Crew as a verb (nautical):

To do the proper work of a sailor

Examples:

"The crewing of the vessel before the crash was deficient."
Crew as a verb (nautical):

To take on, recruit (new) crew

Crew as a verb (British, archaic):

To have made the characteristic sound of a rooster.

Examples:

"It was still dark when the cock crew."

Crew as a noun (British, dialectal):

A pen for livestock such as chickens or pigs

Member as a noun:

One who officially belongs to a group.
Member as a noun:

A part of a whole.

Examples:

"The I-beams were to become structural members of a pedestrian bridge."
Member as a noun:

Part of an animal capable of performing a distinct office; an organ; a limb.

Examples:

"synonyms: limb lith"
Member as a noun (euphemism):

The penis.

Examples:

"synonyms: penis pintle"
Member as a noun (logic):

One of the propositions making up a syllogism.

Examples:

"synonyms: premise premiss"
Member as a noun (set theory):

An element of a set.

Examples:

"synonyms: element"
Member as a noun (object-oriented programming):

A function or piece of data associated with each separate instance of a class.
Member as a noun (AU, law):

the judge or adjudicator in a consumer court.
Member as a noun:

A part of a discourse or of a period, sentence, or verse; a clause.
Member as a noun (math):

Either of the two parts of an algebraic equation, connected by the equality sign.
Member as a noun (computing):

A file stored within an archive file.

Examples:

"The zip file holding the source code of this application has 245 members."