Yeah, I tried to make a list of all the Bear Coins needed and this is what I came up with (55 total). The frames are how much it costs to collect the coin:
Lakeside Limbo
1. Top of platform, 25 frames
2. Top of platform, 0 frames (if #1 is collected)
Tidal Trouble
1. Above bee, 0 frames
Skidda's Row
1. In front of second house, 0 frames
2. Hidden above platform before first bonus, 9 frames
3. After dropping out of first bonus, 0 frames
Springin' Spiders
5. Squawks sign, 0 frames
Fire-Ball Frenzy
1. Above second pit, 4 frames
3. Squitter sign, 0 frames
Demolition Drain Pipe
1. 0 frames
2. 0 frames
3. 0 frames
4. 0 frames
5. 0 frames
6. 0 frames
7. 0 frames
Ripsaw Rage
1. 0 frames
2. 0 frames
3. 0 frames
Blazing Bazukas
2. Second rope crossing w/ TNT barrels, 0 frames
3. Squitter sign, 0 frames
Low-G Labyrinth
ROLL OFF LEDGES, ESPECIALLY WHEN TURNING
2. Above three bees, as Squawks, 0 frames
3. After second bonus, in shaft, 0 frames
Bazza's Blockade
1. In narrow passage, 0 frames
2. In narrow passage, 0 frames
Tracker Barrel Trek
3. Before DK Coin, 0 frames
Fish Food Frenzy
1. Under an urchin under K, 0 frames
2. In pit after N, 0 frames
Tearaway Toboggan
TRY NOT TO BOUNCE ON ENEMIES, LOW JUMPS, JUMP UP SLOPES
1. In front of second house, 0 frames
2. Slope before 4th house, 1 frame
3. In front of 4th house, 0 frames
5. Pit before house 6, 0 frames
6. Above 6th house, 13 frames
Krack-Shot Kroc
3. Above O, 0 frames
4. Below 2 red buzzes, 0 frames
5. Below 2 red buzzes, 0 frames (get hit)
Lemguin Lunge
1. In front of first house, 0 frames (!)
Buzzer Barrage
5. 0 frames
Kong-Fused Cliffs
1. 0 frames
2. 0 frames
3. 0 frames
4. 0 frames
Ropey Rumpus
2. 0 frames, if first is collected
Konveyor Rope Clash
2. 0 frames
Creepy Caverns
1. 0 frames, Squitter sign
Koindozer Klamber
1. 0 frames
Stampede Sprint
1. 0 frames
Criss Kross Cliffs
TEAM TOSS UP CRACKS, PERHAPS LOSE KIDDIE AT 2ND TO LAST BEE, COMPARE SWITCHING TEAMMATES TIME TO THIS
2. 0 frames
Tyrant Twin Tussle
1. In bird, 11 frames
2. Squitter sign, 0 frames
Swoopy Salvo
1. 0 frames
2. 0 frames
Rocket Rush
1. 0 frames
2. 0 frames
3. 0 frames
I don't remember doing most of this, so I can't remember specific locations. It should be pretty accurate though, as I tested each one somewhat extensively.
EDIT: Forgot about those notes I wrote to myself, just ignore them ;)