for the convenience of fellow cheongsters, a typical ferry schedule (available from website of s'pore cruise centre):
Note: TMFT is Tanah Merah Ferry Terminal, RFT is Harbourfront Centre
(Time) (To) (Terminal) (Ferry Operator)
08:00 NONGSAPURA TMFT GOLDEN RAIDER BATAM FAST PTE LTD
08:00 TG. BALAI RFT FALCON 5 INDO FALCON SHIPPING
08:01 BATAM CTR RFT PENGUIN 9 PENGUIN FERRY SERVICES
08:10 TK SEBONG TMFT INDERA BUPALA BINTAN RESORT FERRIES
08:20 HARBOUR BAY RFT WAVEMASTER 10 BERLIAN FERRIES
08:30 SEKUPANG RFT PENGUIN 15 PENGUIN FERRY SERVICES
08:40 BATAM CTR RFT BATAMFAST 18 BATAM FAST PTE LTD
08:50 TG PINANG TMFT FALCON 3 INDO FALCON SHIPPING
08:50 HARBOUR BAY RFT WAVEMASTER 9 BERLIAN FERRIES
09:00 BATAM CTR RFT PENGUIN TIOMAN PENGUIN FERRY SERVICES
09:00 NONGSAPURA TMFT SEA RAIDER 2 BATAM FAST PTE LTD
09:10 TK SEBONG TMFT WAN SERI BENI BINTAN RESORT FERRIES
09:20 TG PINANG TMFT WAVEMASTER 6 BERLIAN FERRIES
09:20 SEKUPANG RFT OCEAN RAIDER BATAM FAST PTE LTD
09:30 BATAM CTR RFT OCEAN FLYTE BATAM FAST PTE LTD
09:41 HARBOUR BAY RFT WAVEMASTER 7 BERLIAN FERRIES
09:50 TK SENIMBA RFT JET RAIDER BATAM FAST PTE LTD
10:00 NONGSAPURA TMFT GOLDEN RAIDER BATAM FAST PTE LTD
10:20 BATAM CTR RFT PENGUIN 7 PENGUIN FERRY SERVICES
10:20 TG PINANG TMFT PENGUIN 31 PENGUIN FERRY SERVICES
10:30 TG PENGELIH TMFT FALCON 2 INDO FALCON SHIPPING
10:30 HARBOUR BAY RFT WAVEMASTER 3 BERLIAN FERRIES
10:40 SEKUPANG RFT PENGUIN 15 PENGUIN FERRY SERVICES
10:50 BATAM CTR RFT ASEAN RAIDER 2 BATAM FAST PTE LTD
11:00 NONGSAPURA TMFT SEA RAIDER 2 BATAM FAST PTE LTD
11:10 TK SEBONG TMFT ARIA BUPALA BINTAN RESORT FERRIES
11:21 HARBOUR BAY RFT WAVEMASTER 10 BERLIAN FERRIES
11:30 NONGSAPURA RFT GEMBIRA 3 BATAM FAST PTE LTD
11:40 TG. BALAI RFT PENGUIN PRIDE INDO FALCON SHIPPING
12:00 BATAM CTR RFT PENGUIN 1 PENGUIN FERRY SERVICES
12:00 NONGSAPURA TMFT GOLDEN RAIDER BATAM FAST PTE LTD
12:10 SEKUPANG RFT OCEAN RAIDER BATAM FAST PTE LTD
12:10 TK SEBONG TMFT ARIA BUPALA BINTAN RESORT FERRIES
12:11 HARBOUR BAY RFT WAVEMASTER 9 BERLIAN FERRIES
12:30 BATAM CTR RFT BATAMFAST 18 BATAM FAST PTE LTD
13:00 NONGSAPURA TMFT SEA RAIDER 2 BATAM FAST PTE LTD
13:00 HARBOUR BAY RFT WAVEMASTER 7 BERLIAN FERRIES
13:10 TG PINANG TMFT FALCON 3 INDO FALCON SHIPPING
13:20 BATAM CTR RFT PENGUIN ENDEAVOUR PENGUIN FERRY SERVICES
13:30 TG PINANG TMFT WAVEMASTER 6 BERLIAN FERRIES
13:50 HARBOUR BAY RFT WAVEMASTER 3 BERLIAN FERRIES
14:00 TK SEBONG TMFT ARIA BUPALA BINTAN RESORT FERRIES
I din post ferries after 2pm cos no point lah, by the time reach bo swee swee ceweks to book liao

unless of course u go Fri or weekdays