1 x 300: Breathe every 3rd stroke
1 x 300: 25 Right Arm/25 Left Arm/50 Swim
1 x 300: 50 Breathe every 3rd stroke but kick alot/50 easy
900

4 x 100: 50 kick w/ board/50 breathe every 3rd stroke
4 x 100: 5 breaths 1st 25, 4 breaths 2nd 25, 3 breaths, 2 breaths
1 x 400: 50 Breathe every 3rd stroke but kick alot/50 Moderate
1 x 400: 25 Easy/25 Fast/50 Easy/50 Fast/100 Easy/100 Fast/50 Easy
1600/2500

Additional Workout Suggestion
1 x 300: Warm Up
3 x 200:
#1: 50 Kick/50 Swim
#2: 25 Righ Arm/25 Left Arm/50 Swim
#3: Breathe every 3rd stroke
900

1 x 500: 400 Moderate/100 Up Tempo
1 x 500: 300 Moderate/200 Up Tempo
1 x 500: 200 Moderate/300 Up Tempo
NOTE: Up Tempo = faster than moderate but not a full out sprint - incorporate more kicking while breathing every 3rd stroke)
1500/2400

6 x 50:
Odds: Kick w/ a board - think "flutter kick"
Evens: 25 No breath/25 swim
300/2700

Questions & Feedback Always Welcome