colour emulation good
palette 68
display type raster
orientation horizontal
resolution 256x224
frequency 60.000000Hz
sound emulation imperfect
channels mono
players 2
nplayers 2P alt
controls joy
buttons 1
coin slots 2
cpu Z80 @ 4MHz
audio Speaker
audio AY-3-8910A @ 1.5MHz
audio AY-3-8910A @ 1.5MHz
version added .088u3
last change(s) none
name size crc set flags sha1
mer-1.15  4096  a102b180  yachtmn    f1f029797d09d89c98ffc96b1e57f3ab8e89f35a 
mer-2.16  4096  0f2ba7fc  yachtmn    5eac8300eb755f5f3a88776dbc5cf7995d2f3c44 
mer-3.17  4096  46c22b6b  yachtmn    3d6293cf99e9263e986a6046a0f08ee0416a2856 
mer-4.18  4096  0ec84a12  yachtmn    4f2d1509785d659b7e66df0525cbbd3a500370e2 
mer-5.19  4096  315153d5  yachtmn    c3fa4c1e59026e291ddbd448aede159af9827714 
g960_37.20  4096  7d602527  mermaid    1a888bd1829b9f12dd820c49785bea6bc8edab04 
mer-7.21  4096  20d56a6e  yachtmn    b9867f073b38cbf6a98697fe6af6c4cb20d7f54b 
g960_39.22  4096  df0db390  mermaid    b466cf1abbf0703d6fbacc86c65d254ef310ba27 
g960_40.23  4096  fb7aba3f  mermaid    fe6903c11363ed4c34b29226df58e833150cc525 
mer-10.24  4096  04ca4f8c  yachtmn    c7a437fabe3dd6968258f13e688bd6ed8500eb8e 
g960_45.77  4096  1f6b735e  mermaid    dd7ea4ef674f0495a87fc1929ea14852e8d8d338 
g960_44.76  4096  fd76074e  mermaid    673a214fc41b923191b4136c0cf39fc5efa970ba 
mera-0.79  4096  6e3e48c4  yachtmn    810e140310e668343bc2052e6c9527c090e0aa3c 
g960_46.78  4096  50c117cd  mermaid    45b4055497c785218e2aaaffa86d732912555821 
g960_43.26  4096  6f077417  mermaid    f2c20e03427a2f5a113c6a4cf95875b77a0ec418 
col_a.96  32  ef87bcd6  mermaid    00a5888ad028fabeb7369eed33be5cd49b6b7bb0 
col_b.95  32  ca48abdd  mermaid    a864612c2c33acddfa9993ed10a1d63d2e3f145d 
g960_42.39  4096  287840bb  mermaid    9a1836f39f328b0c9672976d95a9ece45bb9e89f 
cabinet art
PCB mermaid.png
additional information
info 0.37b2 [Zsolt Vasvari]

  • 0.136u4: Fabio Priuli added driver_data struct and save states to Mermaid driver.
  • 0.128u4: Stephane Humbert fixed dipswitches (Bonus Life) for Mermaid and clone.
  • 0.124u1: Robiza added proper implentation of hardware collision in Mermaid driver. This fixed Mermaid, when the player is in the water with the sharks. Robiza fixed also the priorities in Mermaid and a sprite wrapping bug.
  • 0.124: Robiza fixed Mermaid's collision detection - Game now playable.
  • 0.123u2: Changed palettesize to 68 colors.
  • 0.88u3: Added clone Yachtsman (Esco 1982). Curt Coder converted Mermaid driver to tilemaps, merged memory map, cleaned up driver and removed fake input port.
  • 0.71u3: Pierpaolo Prazzoli fixed tile flip in the Mermaid driver.
  • 25th May 2003: Guru - Received Yachtsman (Esco/Sanritsu 1982). Thanks to MAMEworld donations.
  • 10th November 2002: Angelo Salese submitted a fix for the collision detection bug in Mermaid level 2.
  • 0.59: Added 2nd player and dipswitches 'Flip Screen', 'Bonus Life', 'Allow Continue', 'Coinage' and '0xf800 bit 0 - 7'.
  • 28th February 2002: Stephane Humbert fixed dipswitches and inputs in Kuri Kinton and Mermaid.
  • 0.37b6: Added user1 rom ($0 - unknown).
  • 0.37b2: Zsolt Vasvari added Mermaid (Rock-ola 1982).
  • 28th April 2000: Zsolt Vasvari sent in a driver for Mermaid.
Recommended Games (Watersport):


River Patrol

The Bounty




Tropical Angel

Water Ski

Water Match



Aqua Jet


Wave Runner

Wave Shark

Sega Water Ski

Wave Runner GP

Romset: 65 kb / 18 files / 37.1 zip
history Yachtsman (c) 1982 Sanritsu.


Main CPU : Z80 (@ 4 Mhz)

Sound Chips : (2x) AY8910 (@ 1.5 Mhz)

Screen orientation : Horizontal

Video resolution : 256 x 224 pixels

Screen refresh : 60.00 Hz

Palette Colors : 65

Players : 2

Control : 8-way joystick

Buttons : 1


This game is also known as "Mermaid".


Game's rom.

Edit this entry at Arcade-History.com: http://www.arcade-history.com/?n=yachtsman&page=detail&id=3739&o=2
resource links view in MAWS
view in mini MAWS
view in CAESAR
view high score and replay at MARP
view in Progetto EMMA (Italian)
view game bugs at MAME Testers
view driver bugs at MAME Testers
view in arcade-history.com
view in arcade-history.com
view in KLOV
view in MamEnd