Possible Clues:

• Not the theoretical way to get the fish up with a jerk with A1
• Feasible, realistic
• Sensible pal welcoming Catholic who’s penned Act One
• Start to read first part of play and chapter in China — that's sensible
• French lake — it has fish taken all over for scientific examination
• Applied, hands-on
• Kind of joke
• Concrete
• Matter-of-fact
• Los Angeles city cut fish back — that's handy!